53542501 has 4 divisors (see below), whose sum is σ = 53557504. Its totient is φ = 53527500.

The previous prime is 53542499. The next prime is 53542519. The reversal of 53542501 is 10524535.

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, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 53542501 - 2¹ = 53542499 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 (53542901) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1276 + ... + 10426.

It is an arithmetic number, because the mean of its divisors is an integer number (13389376).

Almost surely, 2^53542501 is an apocalyptic number.

It is an amenable number.

53542501 is a deficient number, since it is larger than the sum of its proper divisors (15003).

53542501 is an equidigital number, since it uses as much as digits as its factorization.

53542501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15002.

The product of its (nonzero) digits is 3000, while the sum is 25.

The square root of 53542501 is about 7317.2741509390. The cubic root of 53542501 is about 376.9058554237.

The spelling of 53542501 in words is "fifty-three million, five hundred forty-two thousand, five hundred one".