53040913 has 8 divisors (see below), whose sum is σ = 57758400. Its totient is φ = 48516048.

The previous prime is 53040899. The next prime is 53040931. The reversal of 53040913 is 31904035.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 53040913 - 2⁵ = 53040881 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53041913) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47581 + ... + 48682.

It is an arithmetic number, because the mean of its divisors is an integer number (7219800).

Almost surely, 2^53040913 is an apocalyptic number.

It is an amenable number.

53040913 is a deficient number, since it is larger than the sum of its proper divisors (4717487).

53040913 is a wasteful number, since it uses less digits than its factorization.

53040913 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96311.

The product of its (nonzero) digits is 1620, while the sum is 25.

The square root of 53040913 is about 7282.9192635920. The cubic root of 53040913 is about 375.7252052282.

Adding to 53040913 its reverse (31904035), we get a palindrome (84944948).

The spelling of 53040913 in words is "fifty-three million, forty thousand, nine hundred thirteen".