125051357 has 2 divisors, whose sum is σ = 125051358. Its totient is φ = 125051356.

The previous prime is 125051351. The next prime is 125051359. The reversal of 125051357 is 753150521.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 120582361 + 4468996 = 10981^2 + 2114^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-125051357 is a prime.

Together with 125051359, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (125051351) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62525678 + 62525679.

It is an arithmetic number, because the mean of its divisors is an integer number (62525679).

Almost surely, 2^125051357 is an apocalyptic number.

It is an amenable number.

125051357 is a deficient number, since it is larger than the sum of its proper divisors (1).

125051357 is an equidigital number, since it uses as much as digits as its factorization.

125051357 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5250, while the sum is 29.

The square root of 125051357 is about 11182.6364065009. The cubic root of 125051357 is about 500.0684666242.

The spelling of 125051357 in words is "one hundred twenty-five million, fifty-one thousand, three hundred fifty-seven".