1451139008 has 28 divisors (see below), whose sum is σ = 3141387672. Its totient is φ = 659608320.

The previous prime is 1451138999. The next prime is 1451139073. The reversal of 1451139008 is 8009311541.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1029935 + ... + 1031342.

Almost surely, 2^1451139008 is an apocalyptic number.

It is an amenable number.

1451139008 is an abundant number, since it is smaller than the sum of its proper divisors (1690248664).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1451139008 is a wasteful number, since it uses less digits than its factorization.

1451139008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2061300 (or 2061290 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 32.

The square root of 1451139008 is about 38093.8185011689. The cubic root of 1451139008 is about 1132.1474833543.

The spelling of 1451139008 in words is "one billion, four hundred fifty-one million, one hundred thirty-nine thousand, eight".