451109136 has 20 divisors (see below), whose sum is σ = 1165365392. Its totient is φ = 150369696.

The previous prime is 451109119. The next prime is 451109147. The reversal of 451109136 is 631901154.

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, 4699006 + ... + 4699101.

Almost surely, 2^451109136 is an apocalyptic number.

It is an amenable number.

451109136 is an abundant number, since it is smaller than the sum of its proper divisors (714256256).

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

451109136 is a wasteful number, since it uses less digits than its factorization.

451109136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9398118 (or 9398112 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 30.

The square root of 451109136 is about 21239.3299329334. The cubic root of 451109136 is about 766.9385020502.

The spelling of 451109136 in words is "four hundred fifty-one million, one hundred nine thousand, one hundred thirty-six".