1425255025 has 48 divisors (see below), whose sum is σ = 1886307840. Its totient is φ = 1066464000.

The previous prime is 1425255023. The next prime is 1425255049. The reversal of 1425255025 is 5205525241.

It is a happy number.

It is not a de Polignac number, because 1425255025 - 2¹ = 1425255023 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1425255023) 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 in 47 ways as a sum of consecutive naturals, for example, 5145187 + ... + 5145463.

It is an arithmetic number, because the mean of its divisors is an integer number (39298080).

Almost surely, 2^1425255025 is an apocalyptic number.

It is an amenable number.

1425255025 is a deficient number, since it is larger than the sum of its proper divisors (461052815).

1425255025 is a wasteful number, since it uses less digits than its factorization.

1425255025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 514 (or 509 counting only the distinct ones).

The product of its (nonzero) digits is 20000, while the sum is 31.

The square root of 1425255025 is about 37752.5499138800. The cubic root of 1425255025 is about 1125.3756835834.

The spelling of 1425255025 in words is "one billion, four hundred twenty-five million, two hundred fifty-five thousand, twenty-five".