52453121 has 4 divisors (see below), whose sum is σ = 59946432. Its totient is φ = 44959812.

The previous prime is 52453073. The next prime is 52453127. The reversal of 52453121 is 12135425.

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.

It is a cyclic number.

It is not a de Polignac number, because 52453121 - 2⁶ = 52453057 is a prime.

It is not an unprimeable number, because it can be changed into a prime (52453127) 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, 3746645 + ... + 3746658.

It is an arithmetic number, because the mean of its divisors is an integer number (14986608).

Almost surely, 2^52453121 is an apocalyptic number.

It is an amenable number.

52453121 is a deficient number, since it is larger than the sum of its proper divisors (7493311).

52453121 is an equidigital number, since it uses as much as digits as its factorization.

52453121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7493310.

The product of its digits is 1200, while the sum is 23.

The square root of 52453121 is about 7242.4526922859. The cubic root of 52453121 is about 374.3321351086.

Adding to 52453121 its reverse (12135425), we get a palindrome (64588546).

The spelling of 52453121 in words is "fifty-two million, four hundred fifty-three thousand, one hundred twenty-one".