1255424125 has 16 divisors (see below), whose sum is σ = 1593334080. Its totient is φ = 987310800.

The previous prime is 1255424057. The next prime is 1255424147. The reversal of 1255424125 is 5214245521.

It is not a de Polignac number, because 1255424125 - 2¹⁹ = 1254899837 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 77739 + ... + 92488.

It is an arithmetic number, because the mean of its divisors is an integer number (99583380).

Almost surely, 2^1255424125 is an apocalyptic number.

It is an amenable number.

1255424125 is a deficient number, since it is larger than the sum of its proper divisors (337909955).

1255424125 is an equidigital number, since it uses as much as digits as its factorization.

1255424125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170301 (or 170291 counting only the distinct ones).

The product of its digits is 16000, while the sum is 31.

The square root of 1255424125 is about 35431.9647352500. The cubic root of 1255424125 is about 1078.7732197873.

Adding to 1255424125 its reverse (5214245521), we get a palindrome (6469669646).

The spelling of 1255424125 in words is "one billion, two hundred fifty-five million, four hundred twenty-four thousand, one hundred twenty-five".