29794995131 has 4 divisors (see below), whose sum is σ = 32503631064. Its totient is φ = 27086359200.

The previous prime is 29794995127. The next prime is 29794995161. The reversal of 29794995131 is 13159949792.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 29794995131 - 2² = 29794995127 is a prime.

It is a super-2 number, since 2×29794995131² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (29794995101) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1354317950 + ... + 1354317971.

It is an arithmetic number, because the mean of its divisors is an integer number (8125907766).

Almost surely, 2^29794995131 is an apocalyptic number.

29794995131 is a deficient number, since it is larger than the sum of its proper divisors (2708635933).

29794995131 is a wasteful number, since it uses less digits than its factorization.

29794995131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2708635932.

The product of its digits is 5511240, while the sum is 59.

The spelling of 29794995131 in words is "twenty-nine billion, seven hundred ninety-four million, nine hundred ninety-five thousand, one hundred thirty-one".