2137177899 has 32 divisors (see below), whose sum is σ = 3355560000. Its totient is φ = 1339725312.

The previous prime is 2137177879. The next prime is 2137177919. The reversal of 2137177899 is 9987717312.

It is an interprime number because it is at equal distance from previous prime (2137177879) and next prime (2137177919).

It is not a de Polignac number, because 2137177899 - 2¹³ = 2137169707 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2137177829) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 893397 + ... + 895785.

It is an arithmetic number, because the mean of its divisors is an integer number (104861250).

Almost surely, 2^2137177899 is an apocalyptic number.

2137177899 is a deficient number, since it is larger than the sum of its proper divisors (1218382101).

2137177899 is a wasteful number, since it uses less digits than its factorization.

2137177899 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4364 (or 4358 counting only the distinct ones).

The product of its digits is 1333584, while the sum is 54.

The square root of 2137177899 is about 46229.6214455624. The cubic root of 2137177899 is about 1288.0920252635.

The spelling of 2137177899 in words is "two billion, one hundred thirty-seven million, one hundred seventy-seven thousand, eight hundred ninety-nine".