125321351 has 2 divisors, whose sum is σ = 125321352. Its totient is φ = 125321350.

The previous prime is 125321327. The next prime is 125321377. The reversal of 125321351 is 153123521.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 125321351 - 2²² = 121127047 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (125321311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62660675 + 62660676.

It is an arithmetic number, because the mean of its divisors is an integer number (62660676).

Almost surely, 2^125321351 is an apocalyptic number.

125321351 is a deficient number, since it is larger than the sum of its proper divisors (1).

125321351 is an equidigital number, since it uses as much as digits as its factorization.

125321351 is an evil number, because the sum of its binary digits is even.

The product of its digits is 900, while the sum is 23.

The square root of 125321351 is about 11194.7019165318. The cubic root of 125321351 is about 500.4281013539.

Adding to 125321351 its reverse (153123521), we get a palindrome (278444872).

The spelling of 125321351 in words is "one hundred twenty-five million, three hundred twenty-one thousand, three hundred fifty-one".