899363129 has 4 divisors (see below), whose sum is σ = 1027843584. Its totient is φ = 770882676.

The previous prime is 899363123. The next prime is 899363161. The reversal of 899363129 is 921363998.

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.

It is a cyclic number.

It is not a de Polignac number, because 899363129 - 2¹⁶ = 899297593 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (899363123) 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, 64240217 + ... + 64240230.

It is an arithmetic number, because the mean of its divisors is an integer number (256960896).

Almost surely, 2^899363129 is an apocalyptic number.

It is an amenable number.

899363129 is a deficient number, since it is larger than the sum of its proper divisors (128480455).

899363129 is a wasteful number, since it uses less digits than its factorization.

899363129 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128480454.

The product of its digits is 629856, while the sum is 50.

The square root of 899363129 is about 29989.3836048692. The cubic root of 899363129 is about 965.2615930180.

The spelling of 899363129 in words is "eight hundred ninety-nine million, three hundred sixty-three thousand, one hundred twenty-nine".