53512463 has 4 divisors (see below), whose sum is σ = 53610840. Its totient is φ = 53414088.

The previous prime is 53512441. The next prime is 53512523. The reversal of 53512463 is 36421535.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 53512463 - 2⁶ = 53512399 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53512423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48368 + ... + 49461.

It is an arithmetic number, because the mean of its divisors is an integer number (13402710).

Almost surely, 2^53512463 is an apocalyptic number.

53512463 is a deficient number, since it is larger than the sum of its proper divisors (98377).

53512463 is an equidigital number, since it uses as much as digits as its factorization.

53512463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98376.

The product of its digits is 10800, while the sum is 29.

The square root of 53512463 is about 7315.2213226942. The cubic root of 53512463 is about 376.8353593026.

Adding to 53512463 its reverse (36421535), we get a palindrome (89933998).

The spelling of 53512463 in words is "fifty-three million, five hundred twelve thousand, four hundred sixty-three".