913875121 has 8 divisors (see below), whose sum is σ = 923940864. Its totient is φ = 903822720.

The previous prime is 913875113. The next prime is 913875139. The reversal of 913875121 is 121578319.

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

It is not a de Polignac number, because 913875121 - 2³ = 913875113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (913875821) 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, 202536 + ... + 206998.

It is an arithmetic number, because the mean of its divisors is an integer number (115492608).

Almost surely, 2^913875121 is an apocalyptic number.

It is an amenable number.

913875121 is a deficient number, since it is larger than the sum of its proper divisors (10065743).

913875121 is a wasteful number, since it uses less digits than its factorization.

913875121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6671.

The product of its digits is 15120, while the sum is 37.

The square root of 913875121 is about 30230.3675300186. The cubic root of 913875121 is about 970.4256894453.

The spelling of 913875121 in words is "nine hundred thirteen million, eight hundred seventy-five thousand, one hundred twenty-one".