2151370418 has 16 divisors (see below), whose sum is σ = 3397957440. Its totient is φ = 1018753200.

The previous prime is 2151370411. The next prime is 2151370427. The reversal of 2151370418 is 8140731512.

It is not an unprimeable number, because it can be changed into a prime (2151370411) 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, 154088 + ... + 167468.

It is an arithmetic number, because the mean of its divisors is an integer number (212372340).

Almost surely, 2^2151370418 is an apocalyptic number.

2151370418 is a deficient number, since it is larger than the sum of its proper divisors (1246587022).

2151370418 is a wasteful number, since it uses less digits than its factorization.

2151370418 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17633.

The product of its (nonzero) digits is 6720, while the sum is 32.

The square root of 2151370418 is about 46382.8677207436. The cubic root of 2151370418 is about 1290.9370468716.

The spelling of 2151370418 in words is "two billion, one hundred fifty-one million, three hundred seventy thousand, four hundred eighteen".