2155119634 has 16 divisors (see below), whose sum is σ = 3250890720. Its totient is φ = 1071504000.

The previous prime is 2155119599. The next prime is 2155119667. The reversal of 2155119634 is 4369115512.

It is a junction number, because it is equal to n+sod(n) for n = 2155119593 and 2155119602.

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, 334657 + ... + 341035.

It is an arithmetic number, because the mean of its divisors is an integer number (203180670).

Almost surely, 2^2155119634 is an apocalyptic number.

2155119634 is a deficient number, since it is larger than the sum of its proper divisors (1095771086).

2155119634 is a wasteful number, since it uses less digits than its factorization.

2155119634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7305.

The product of its digits is 32400, while the sum is 37.

The square root of 2155119634 is about 46423.2660850139. The cubic root of 2155119634 is about 1291.6865215530.

The spelling of 2155119634 in words is "two billion, one hundred fifty-five million, one hundred nineteen thousand, six hundred thirty-four".