131501336029 has 4 divisors (see below), whose sum is σ = 150287241184. Its totient is φ = 112715430876.

The previous prime is 131501336009. The next prime is 131501336059. The reversal of 131501336029 is 920633105131.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-131501336029 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 131501335985 and 131501336003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131501336009) 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, 9392952567 + ... + 9392952580.

It is an arithmetic number, because the mean of its divisors is an integer number (37571810296).

Almost surely, 2^131501336029 is an apocalyptic number.

It is an amenable number.

131501336029 is a deficient number, since it is larger than the sum of its proper divisors (18785905155).

131501336029 is an equidigital number, since it uses as much as digits as its factorization.

131501336029 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18785905154.

The product of its (nonzero) digits is 14580, while the sum is 34.

The spelling of 131501336029 in words is "one hundred thirty-one billion, five hundred one million, three hundred thirty-six thousand, twenty-nine".