53461537 has 4 divisors (see below), whose sum is σ = 53510020. Its totient is φ = 53413056.

The previous prime is 53461531. The next prime is 53461547. The reversal of 53461537 is 73516435.

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

It can be written as a sum of positive squares in 2 ways, for example, as 4124961 + 49336576 = 2031^2 + 7024^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-53461537 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53461531) 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, 22548 + ... + 24805.

It is an arithmetic number, because the mean of its divisors is an integer number (13377505).

Almost surely, 2^53461537 is an apocalyptic number.

It is an amenable number.

53461537 is a deficient number, since it is larger than the sum of its proper divisors (48483).

53461537 is a wasteful number, since it uses less digits than its factorization.

53461537 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48482.

The product of its digits is 37800, while the sum is 34.

The square root of 53461537 is about 7311.7396698734. The cubic root of 53461537 is about 376.7157808756.

The spelling of 53461537 in words is "fifty-three million, four hundred sixty-one thousand, five hundred thirty-seven".