501121167 has 4 divisors (see below), whose sum is σ = 668161560. Its totient is φ = 334080776.

The previous prime is 501121151. The next prime is 501121177. The reversal of 501121167 is 761121105.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 501121167 - 2⁴ = 501121151 is a prime.

It is a super-2 number, since 2×501121167² = 502244848030883778, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (501121177) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 83520192 + ... + 83520197.

It is an arithmetic number, because the mean of its divisors is an integer number (167040390).

Almost surely, 2^501121167 is an apocalyptic number.

501121167 is a deficient number, since it is larger than the sum of its proper divisors (167040393).

501121167 is a wasteful number, since it uses less digits than its factorization.

501121167 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 167040392.

The product of its (nonzero) digits is 420, while the sum is 24.

The square root of 501121167 is about 22385.7357931340. The cubic root of 501121167 is about 794.2933303413.

The spelling of 501121167 in words is "five hundred one million, one hundred twenty-one thousand, one hundred sixty-seven".