501151113 has 6 divisors (see below), whose sum is σ = 723884954. Its totient is φ = 334100736.

The previous prime is 501151099. The next prime is 501151127. The reversal of 501151113 is 311151105.

501151113 is a `hidden beast` number, since 501 + 1 + 51 + 113 = 666.

It is an interprime number because it is at equal distance from previous prime (501151099) and next prime (501151127).

It can be written as a sum of positive squares in only one way, i.e., 279825984 + 221325129 = 16728^2 + 14877^2 .

It is not a de Polignac number, because 501151113 - 2⁴ = 501151097 is a prime.

It is a super-2 number, since 2×501151113² = 502304876122277538, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (501151913) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 27841720 + ... + 27841737.

Almost surely, 2^501151113 is an apocalyptic number.

It is an amenable number.

501151113 is a deficient number, since it is larger than the sum of its proper divisors (222733841).

501151113 is a wasteful number, since it uses less digits than its factorization.

501151113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55683463 (or 55683460 counting only the distinct ones).

The product of its (nonzero) digits is 75, while the sum is 18.

The square root of 501151113 is about 22386.4046465707. The cubic root of 501151113 is about 794.3091518204.

It can be divided in two parts, 501151 and 113, that added together give a square (501264 = 708²).

The spelling of 501151113 in words is "five hundred one million, one hundred fifty-one thousand, one hundred thirteen".