131100131639 has 2 divisors, whose sum is σ = 131100131640. Its totient is φ = 131100131638.

The previous prime is 131100131621. The next prime is 131100131681. The reversal of 131100131639 is 936131001131.

It is a weak prime.

It is an emirp because it is prime and its reverse (936131001131) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 131100131639 - 2¹⁶ = 131100066103 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (131100136639) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65550065819 + 65550065820.

It is an arithmetic number, because the mean of its divisors is an integer number (65550065820).

Almost surely, 2^131100131639 is an apocalyptic number.

131100131639 is a deficient number, since it is larger than the sum of its proper divisors (1).

131100131639 is an equidigital number, since it uses as much as digits as its factorization.

131100131639 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1458, while the sum is 29.

The spelling of 131100131639 in words is "one hundred thirty-one billion, one hundred million, one hundred thirty-one thousand, six hundred thirty-nine".