131233344202087 has 2 divisors, whose sum is σ = 131233344202088. Its totient is φ = 131233344202086.

The previous prime is 131233344202067. The next prime is 131233344202097. The reversal of 131233344202087 is 780202443332131.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-131233344202087 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (131233344202067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65616672101043 + 65616672101044.

It is an arithmetic number, because the mean of its divisors is an integer number (65616672101044).

Almost surely, 2^{131233344202087} is an apocalyptic number.

131233344202087 is a deficient number, since it is larger than the sum of its proper divisors (1).

131233344202087 is an equidigital number, since it uses as much as digits as its factorization.

131233344202087 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 580608, while the sum is 43.

The spelling of 131233344202087 in words is "one hundred thirty-one trillion, two hundred thirty-three billion, three hundred forty-four million, two hundred two thousand, eighty-seven".