125401177 has 16 divisors (see below), whose sum is σ = 142830144. Its totient is φ = 109080000.

The previous prime is 125401147. The next prime is 125401181. The reversal of 125401177 is 771104521.

It is a cyclic number.

It is not a de Polignac number, because 125401177 - 2⁷ = 125401049 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (125401147) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22302 + ... + 27352.

It is an arithmetic number, because the mean of its divisors is an integer number (8926884).

Almost surely, 2^125401177 is an apocalyptic number.

It is an amenable number.

125401177 is a deficient number, since it is larger than the sum of its proper divisors (17428967).

125401177 is a wasteful number, since it uses less digits than its factorization.

125401177 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5160.

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

The square root of 125401177 is about 11198.2666962347. The cubic root of 125401177 is about 500.5343314431.

Adding to 125401177 its reverse (771104521), we get a palindrome (896505698).

The spelling of 125401177 in words is "one hundred twenty-five million, four hundred one thousand, one hundred seventy-seven".