501130155 has 8 divisors (see below), whose sum is σ = 801808272. Its totient is φ = 267269408.

The previous prime is 501130153. The next prime is 501130169. The reversal of 501130155 is 551031105.

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 501130155 - 2¹ = 501130153 is a prime.

It is a super-2 number, since 2×501130155² = 502262864500648050, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (501130153) 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 7 ways as a sum of consecutive naturals, for example, 16704324 + ... + 16704353.

It is an arithmetic number, because the mean of its divisors is an integer number (100226034).

Almost surely, 2^501130155 is an apocalyptic number.

501130155 is a deficient number, since it is larger than the sum of its proper divisors (300678117).

501130155 is a wasteful number, since it uses less digits than its factorization.

501130155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33408685.

The product of its (nonzero) digits is 375, while the sum is 21.

The square root of 501130155 is about 22385.9365450722. The cubic root of 501130155 is about 794.2980790702.

The spelling of 501130155 in words is "five hundred one million, one hundred thirty thousand, one hundred fifty-five".