125011477 has 2 divisors, whose sum is σ = 125011478. Its totient is φ = 125011476.

The previous prime is 125011459. The next prime is 125011511. The reversal of 125011477 is 774110521.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 124567921 + 443556 = 11161^2 + 666^2 .

It is a cyclic number.

It is not a de Polignac number, because 125011477 - 2¹⁹ = 124487189 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (125011177) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62505738 + 62505739.

It is an arithmetic number, because the mean of its divisors is an integer number (62505739).

Almost surely, 2^125011477 is an apocalyptic number.

It is an amenable number.

125011477 is a deficient number, since it is larger than the sum of its proper divisors (1).

125011477 is an equidigital number, since it uses as much as digits as its factorization.

125011477 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1960, while the sum is 28.

The square root of 125011477 is about 11180.8531427615. The cubic root of 125011477 is about 500.0153021983.

Adding to 125011477 its reverse (774110521), we get a palindrome (899121998).

The spelling of 125011477 in words is "one hundred twenty-five million, eleven thousand, four hundred seventy-seven".