1255427525 has 12 divisors (see below), whose sum is σ = 1698251424. Its totient is φ = 913038000.

The previous prime is 1255427521. The next prime is 1255427531. The reversal of 1255427525 is 5257245521.

It is not a de Polignac number, because 1255427525 - 2² = 1255427521 is a prime.

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1255427521) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2282321 + ... + 2282870.

It is an arithmetic number, because the mean of its divisors is an integer number (141520952).

Almost surely, 2^1255427525 is an apocalyptic number.

It is an amenable number.

1255427525 is a deficient number, since it is larger than the sum of its proper divisors (442823899).

1255427525 is a wasteful number, since it uses less digits than its factorization.

1255427525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4565212 (or 4565207 counting only the distinct ones).

The product of its digits is 140000, while the sum is 38.

The square root of 1255427525 is about 35432.0127144931. The cubic root of 1255427525 is about 1078.7741936483.

The spelling of 1255427525 in words is "one billion, two hundred fifty-five million, four hundred twenty-seven thousand, five hundred twenty-five".