1425415525 has 24 divisors (see below), whose sum is σ = 1810384128. Its totient is φ = 1113000000.

The previous prime is 1425415517. The next prime is 1425415571. The reversal of 1425415525 is 5255145241.

It is not a de Polignac number, because 1425415525 - 2³ = 1425415517 is a prime.

It is a super-2 number, since 2×1425415525² = 4063618837822051250, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 175300 + ... + 183250.

It is an arithmetic number, because the mean of its divisors is an integer number (75432672).

Almost surely, 2^1425415525 is an apocalyptic number.

It is an amenable number.

1425415525 is a deficient number, since it is larger than the sum of its proper divisors (384968603).

1425415525 is a wasteful number, since it uses less digits than its factorization.

1425415525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8133 (or 8128 counting only the distinct ones).

The product of its digits is 40000, while the sum is 34.

The square root of 1425415525 is about 37754.6755382694. The cubic root of 1425415525 is about 1125.4179253844.

The spelling of 1425415525 in words is "one billion, four hundred twenty-five million, four hundred fifteen thousand, five hundred twenty-five".