2156134502 has 16 divisors (see below), whose sum is σ = 3267551232. Its totient is φ = 1066994760.

The previous prime is 2156134489. The next prime is 2156134507. The reversal of 2156134502 is 2054316512.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2156134507) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 89603 + ... + 111089.

It is an arithmetic number, because the mean of its divisors is an integer number (204221952).

Almost surely, 2^2156134502 is an apocalyptic number.

2156134502 is a deficient number, since it is larger than the sum of its proper divisors (1111416730).

2156134502 is a wasteful number, since it uses less digits than its factorization.

2156134502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22003.

The product of its (nonzero) digits is 7200, while the sum is 29.

The square root of 2156134502 is about 46434.1953952042. The cubic root of 2156134502 is about 1291.8892458905.

The spelling of 2156134502 in words is "two billion, one hundred fifty-six million, one hundred thirty-four thousand, five hundred two".