131033335009 has 2 divisors, whose sum is σ = 131033335010. Its totient is φ = 131033335008.

The previous prime is 131033335001. The next prime is 131033335057. The reversal of 131033335009 is 900533330131.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 130508787600 + 524547409 = 361260^2 + 22903^2 .

It is a cyclic number.

It is not a de Polignac number, because 131033335009 - 2³ = 131033335001 is a prime.

It is not a weakly prime, because it can be changed into another prime (131033335001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65516667504 + 65516667505.

It is an arithmetic number, because the mean of its divisors is an integer number (65516667505).

Almost surely, 2^131033335009 is an apocalyptic number.

It is an amenable number.

131033335009 is a deficient number, since it is larger than the sum of its proper divisors (1).

131033335009 is an equidigital number, since it uses as much as digits as its factorization.

131033335009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10935, while the sum is 31.

The spelling of 131033335009 in words is "one hundred thirty-one billion, thirty-three million, three hundred thirty-five thousand, nine".