501146053 has 4 divisors (see below), whose sum is σ = 501198208. Its totient is φ = 501093900.

The previous prime is 501146047. The next prime is 501146069. The reversal of 501146053 is 350641105.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 501146053 - 2⁵ = 501146021 is a prime.

It is a super-2 number, since 2×501146053² = 502294732874957618, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (501146003) 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, 7023 + ... + 32428.

It is an arithmetic number, because the mean of its divisors is an integer number (125299552).

Almost surely, 2^501146053 is an apocalyptic number.

It is an amenable number.

501146053 is a deficient number, since it is larger than the sum of its proper divisors (52155).

501146053 is a wasteful number, since it uses less digits than its factorization.

501146053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52154.

The product of its (nonzero) digits is 1800, while the sum is 25.

The square root of 501146053 is about 22386.2916312640. The cubic root of 501146053 is about 794.3064784965.

Adding to 501146053 its reverse (350641105), we get a palindrome (851787158).

The spelling of 501146053 in words is "five hundred one million, one hundred forty-six thousand, fifty-three".