53415461 has 4 divisors (see below), whose sum is σ = 58271424. Its totient is φ = 48559500.

The previous prime is 53415437. The next prime is 53415463. The reversal of 53415461 is 16451435.

It is a happy number.

53415461 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 53415461 - 2¹⁰ = 53414437 is a prime.

It is a super-2 number, since 2×53415461² = 5706422947685042, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53415463) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2427965 + ... + 2427986.

It is an arithmetic number, because the mean of its divisors is an integer number (14567856).

Almost surely, 2^53415461 is an apocalyptic number.

53415461 is the 3269-th centered decagonal number.

It is an amenable number.

53415461 is a deficient number, since it is larger than the sum of its proper divisors (4855963).

53415461 is a wasteful number, since it uses less digits than its factorization.

53415461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4855962.

The product of its digits is 7200, while the sum is 29.

The square root of 53415461 is about 7308.5881673549. The cubic root of 53415461 is about 376.6075251947.

Adding to 53415461 its reverse (16451435), we get a palindrome (69866896).

It can be divided in two parts, 53 and 415461, that added together give a palindrome (415514).

The spelling of 53415461 in words is "fifty-three million, four hundred fifteen thousand, four hundred sixty-one".