450130136 has 8 divisors (see below), whose sum is σ = 843994020. Its totient is φ = 225065064.

The previous prime is 450130117. The next prime is 450130151. The reversal of 450130136 is 631031054.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28133126 + ... + 28133141.

Almost surely, 2^450130136 is an apocalyptic number.

It is an amenable number.

450130136 is a deficient number, since it is larger than the sum of its proper divisors (393863884).

450130136 is a wasteful number, since it uses less digits than its factorization.

450130136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56266273 (or 56266269 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 23.

The square root of 450130136 is about 21216.2705488029. The cubic root of 450130136 is about 766.3832952326.

The spelling of 450130136 in words is "four hundred fifty million, one hundred thirty thousand, one hundred thirty-six".