125455349 has 2 divisors, whose sum is σ = 125455350. Its totient is φ = 125455348.

The previous prime is 125455331. The next prime is 125455439. The reversal of 125455349 is 943554521.

Together with next prime (125455439) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 83594449 + 41860900 = 9143^2 + 6470^2 .

It is a cyclic number.

It is not a de Polignac number, because 125455349 - 2⁸ = 125455093 is a 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 (125455849) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62727674 + 62727675.

It is an arithmetic number, because the mean of its divisors is an integer number (62727675).

Almost surely, 2^125455349 is an apocalyptic number.

It is an amenable number.

125455349 is a deficient number, since it is larger than the sum of its proper divisors (1).

125455349 is an equidigital number, since it uses as much as digits as its factorization.

125455349 is an evil number, because the sum of its binary digits is even.

The product of its digits is 108000, while the sum is 38.

The square root of 125455349 is about 11200.6852022544. The cubic root of 125455349 is about 500.6063962698.

The spelling of 125455349 in words is "one hundred twenty-five million, four hundred fifty-five thousand, three hundred forty-nine".