899520107 has 4 divisors (see below), whose sum is σ = 899821080. Its totient is φ = 899219136.

The previous prime is 899520101. The next prime is 899520163. The reversal of 899520107 is 701025998.

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 899520107 - 2⁸ = 899519851 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (899520101) 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, 145958 + ... + 151995.

It is an arithmetic number, because the mean of its divisors is an integer number (224955270).

Almost surely, 2^899520107 is an apocalyptic number.

899520107 is a deficient number, since it is larger than the sum of its proper divisors (300973).

899520107 is a wasteful number, since it uses less digits than its factorization.

899520107 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 300972.

The product of its (nonzero) digits is 45360, while the sum is 41.

The square root of 899520107 is about 29992.0007168578. Note that the first 3 decimals coincide. The cubic root of 899520107 is about 965.3177498007.

The spelling of 899520107 in words is "eight hundred ninety-nine million, five hundred twenty thousand, one hundred seven".