1451442625 has 32 divisors (see below), whose sum is σ = 1839861504. Its totient is φ = 1143072000.

The previous prime is 1451442611. The next prime is 1451442631. The reversal of 1451442625 is 5262441541.

It is not a de Polignac number, because 1451442625 - 2⁵ = 1451442593 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2980132 + ... + 2980618.

It is an arithmetic number, because the mean of its divisors is an integer number (57495672).

Almost surely, 2^1451442625 is an apocalyptic number.

It is an amenable number.

1451442625 is a deficient number, since it is larger than the sum of its proper divisors (388418879).

1451442625 is a wasteful number, since it uses less digits than its factorization.

1451442625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 826 (or 816 counting only the distinct ones).

The product of its digits is 38400, while the sum is 34.

The square root of 1451442625 is about 38097.8034143702. The cubic root of 1451442625 is about 1132.2264363354.

The spelling of 1451442625 in words is "one billion, four hundred fifty-one million, four hundred forty-two thousand, six hundred twenty-five".