551360053 has 2 divisors, whose sum is σ = 551360054. Its totient is φ = 551360052.

The previous prime is 551360011. The next prime is 551360057. The reversal of 551360053 is 350063155.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 366454449 + 184905604 = 19143^2 + 13598^2 .

It is a cyclic number.

It is not a de Polignac number, because 551360053 - 2²⁹ = 14489141 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (551360057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275680026 + 275680027.

It is an arithmetic number, because the mean of its divisors is an integer number (275680027).

Almost surely, 2^551360053 is an apocalyptic number.

It is an amenable number.

551360053 is a deficient number, since it is larger than the sum of its proper divisors (1).

551360053 is an equidigital number, since it uses as much as digits as its factorization.

551360053 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6750, while the sum is 28.

The square root of 551360053 is about 23481.0573228720. The cubic root of 551360053 is about 819.9960603618.

The spelling of 551360053 in words is "five hundred fifty-one million, three hundred sixty thousand, fifty-three".