125136107 has 2 divisors, whose sum is σ = 125136108. Its totient is φ = 125136106.

The previous prime is 125136103. The next prime is 125136113. The reversal of 125136107 is 701631521.

It is a weak prime.

It is an emirp because it is prime and its reverse (701631521) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 125136107 - 2² = 125136103 is a prime.

It is not a weakly prime, because it can be changed into another prime (125136103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62568053 + 62568054.

It is an arithmetic number, because the mean of its divisors is an integer number (62568054).

Almost surely, 2^125136107 is an apocalyptic number.

125136107 is a deficient number, since it is larger than the sum of its proper divisors (1).

125136107 is an equidigital number, since it uses as much as digits as its factorization.

125136107 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1260, while the sum is 26.

The square root of 125136107 is about 11186.4251215480. The cubic root of 125136107 is about 500.1814101727.

Adding to 125136107 its reverse (701631521), we get a palindrome (826767628).

The spelling of 125136107 in words is "one hundred twenty-five million, one hundred thirty-six thousand, one hundred seven".