2151175162 has 16 divisors (see below), whose sum is σ = 3244327560. Its totient is φ = 1069743168.

The previous prime is 2151175151. The next prime is 2151175171. The reversal of 2151175162 is 2615711512.

It can be written as a sum of positive squares in 4 ways, for example, as 1920104761 + 231070401 = 43819^2 + 15201^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 564648 + ... + 568444.

Almost surely, 2^2151175162 is an apocalyptic number.

2151175162 is a deficient number, since it is larger than the sum of its proper divisors (1093152398).

2151175162 is a wasteful number, since it uses less digits than its factorization.

2151175162 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5265.

The product of its digits is 4200, while the sum is 31.

The square root of 2151175162 is about 46380.7628440930. The cubic root of 2151175162 is about 1290.8979910171.

Adding to 2151175162 its reverse (2615711512), we get a palindrome (4766886674).

The spelling of 2151175162 in words is "two billion, one hundred fifty-one million, one hundred seventy-five thousand, one hundred sixty-two".