136131142423 has 2 divisors, whose sum is σ = 136131142424. Its totient is φ = 136131142422.

The previous prime is 136131142409. The next prime is 136131142457. The reversal of 136131142423 is 324241131631.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 136131142423 - 2²⁵ = 136097587991 is a prime.

It is a super-2 number, since 2×136131142423² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (136131142493) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68065571211 + 68065571212.

It is an arithmetic number, because the mean of its divisors is an integer number (68065571212).

Almost surely, 2^136131142423 is an apocalyptic number.

136131142423 is a deficient number, since it is larger than the sum of its proper divisors (1).

136131142423 is an equidigital number, since it uses as much as digits as its factorization.

136131142423 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10368, while the sum is 31.

The spelling of 136131142423 in words is "one hundred thirty-six billion, one hundred thirty-one million, one hundred forty-two thousand, four hundred twenty-three".