501113155 has 8 divisors (see below), whose sum is σ = 607535712. Its totient is φ = 396757248.

The previous prime is 501113153. The next prime is 501113159. The reversal of 501113155 is 551311105.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 501113155 - 2¹ = 501113153 is a prime.

It is a super-2 number, since 2×501113155² = 502228788228108050, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (501113153) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 516127 + ... + 517096.

It is an arithmetic number, because the mean of its divisors is an integer number (75941964).

Almost surely, 2^501113155 is an apocalyptic number.

501113155 is a deficient number, since it is larger than the sum of its proper divisors (106422557).

501113155 is a wasteful number, since it uses less digits than its factorization.

501113155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1033325.

The product of its (nonzero) digits is 375, while the sum is 22.

The square root of 501113155 is about 22385.5568391765. The cubic root of 501113155 is about 794.2890972253.

The spelling of 501113155 in words is "five hundred one million, one hundred thirteen thousand, one hundred fifty-five".