125741507 has 2 divisors, whose sum is σ = 125741508. Its totient is φ = 125741506.

The previous prime is 125741501. The next prime is 125741519. The reversal of 125741507 is 705147521.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 125741507 - 2⁶ = 125741443 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (125741501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62870753 + 62870754.

It is an arithmetic number, because the mean of its divisors is an integer number (62870754).

Almost surely, 2^125741507 is an apocalyptic number.

125741507 is a deficient number, since it is larger than the sum of its proper divisors (1).

125741507 is an equidigital number, since it uses as much as digits as its factorization.

125741507 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9800, while the sum is 32.

The square root of 125741507 is about 11213.4520554555. The cubic root of 125741507 is about 500.9867274569.

The spelling of 125741507 in words is "one hundred twenty-five million, seven hundred forty-one thousand, five hundred seven".