501110045 has 4 divisors (see below), whose sum is σ = 601332060. Its totient is φ = 400888032.

The previous prime is 501110011. The next prime is 501110087. The reversal of 501110045 is 540011105.

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

It can be written as a sum of positive squares in 2 ways, for example, as 204547204 + 296562841 = 14302^2 + 17221^2 .

It is a cyclic number.

It is not a de Polignac number, because 501110045 - 2¹² = 501105949 is a prime.

It is a super-2 number, since 2×501110045² = 502222554399804050, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50111000 + ... + 50111009.

It is an arithmetic number, because the mean of its divisors is an integer number (150333015).

Almost surely, 2^501110045 is an apocalyptic number.

It is an amenable number.

501110045 is a deficient number, since it is larger than the sum of its proper divisors (100222015).

501110045 is a wasteful number, since it uses less digits than its factorization.

501110045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100222014.

The product of its (nonzero) digits is 100, while the sum is 17.

The square root of 501110045 is about 22385.4873746363. The cubic root of 501110045 is about 794.2874540540.

The spelling of 501110045 in words is "five hundred one million, one hundred ten thousand, forty-five".