136929031 has 2 divisors, whose sum is σ = 136929032. Its totient is φ = 136929030.

The previous prime is 136929019. The next prime is 136929043. The reversal of 136929031 is 130929631.

It is a balanced prime because it is at equal distance from previous prime (136929019) and next prime (136929043).

It is a cyclic number.

It is not a de Polignac number, because 136929031 - 2²⁵ = 103374599 is a prime.

It is a super-2 number, since 2×136929031² = 37499119061197922, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (136929431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68464515 + 68464516.

It is an arithmetic number, because the mean of its divisors is an integer number (68464516).

Almost surely, 2^136929031 is an apocalyptic number.

136929031 is a deficient number, since it is larger than the sum of its proper divisors (1).

136929031 is an equidigital number, since it uses as much as digits as its factorization.

136929031 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8748, while the sum is 34.

The square root of 136929031 is about 11701.6678725727. The cubic root of 136929031 is about 515.4246423819.

The spelling of 136929031 in words is "one hundred thirty-six million, nine hundred twenty-nine thousand, thirty-one".