131700987699 has 8 divisors (see below), whose sum is σ = 175616878800. Its totient is φ = 87792877536.

The previous prime is 131700987683. The next prime is 131700987703. The reversal of 131700987699 is 996789007131.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 131700987699 - 2⁴ = 131700987683 is a prime.

It is not an unprimeable number, because it can be changed into a prime (131700987199) 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, 1905624 + ... + 1973525.

It is an arithmetic number, because the mean of its divisors is an integer number (21952109850).

Almost surely, 2^131700987699 is an apocalyptic number.

131700987699 is a deficient number, since it is larger than the sum of its proper divisors (43915891101).

131700987699 is a wasteful number, since it uses less digits than its factorization.

131700987699 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3890469.

The product of its (nonzero) digits is 5143824, while the sum is 60.

The spelling of 131700987699 in words is "one hundred thirty-one billion, seven hundred million, nine hundred eighty-seven thousand, six hundred ninety-nine".