125137193 has 2 divisors, whose sum is σ = 125137194. Its totient is φ = 125137192.

The previous prime is 125137183. The next prime is 125137213. The reversal of 125137193 is 391731521.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 111239209 + 13897984 = 10547^2 + 3728^2 .

It is a cyclic number.

It is not a de Polignac number, because 125137193 - 2¹² = 125133097 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (125137163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62568596 + 62568597.

It is an arithmetic number, because the mean of its divisors is an integer number (62568597).

Almost surely, 2^125137193 is an apocalyptic number.

It is an amenable number.

125137193 is a deficient number, since it is larger than the sum of its proper divisors (1).

125137193 is an equidigital number, since it uses as much as digits as its factorization.

125137193 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5670, while the sum is 32.

The square root of 125137193 is about 11186.4736624193. The cubic root of 125137193 is about 500.1828571184.

The spelling of 125137193 in words is "one hundred twenty-five million, one hundred thirty-seven thousand, one hundred ninety-three".