501132136 has 8 divisors (see below), whose sum is σ = 939622770. Its totient is φ = 250566064.

The previous prime is 501132133. The next prime is 501132157. The reversal of 501132136 is 631231105.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 437228100 + 63904036 = 20910^2 + 7994^2 .

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

It is a super-2 number, since 2×501132136² = 502266835463844992, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (501132131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31320751 + ... + 31320766.

Almost surely, 2^501132136 is an apocalyptic number.

It is an amenable number.

501132136 is a deficient number, since it is larger than the sum of its proper divisors (438490634).

501132136 is a wasteful number, since it uses less digits than its factorization.

501132136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62641523 (or 62641519 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 22.

The square root of 501132136 is about 22385.9807915579. The cubic root of 501132136 is about 794.2991257061.

The spelling of 501132136 in words is "five hundred one million, one hundred thirty-two thousand, one hundred thirty-six".