52053997 has 2 divisors, whose sum is σ = 52053998. Its totient is φ = 52053996.

The previous prime is 52053979. The next prime is 52054007. The reversal of 52053997 is 79935025.

Together with previous prime (52053979) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 41203561 + 10850436 = 6419^2 + 3294^2 .

It is a cyclic number.

It is not a de Polignac number, because 52053997 - 2²³ = 43665389 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52053907) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26026998 + 26026999.

It is an arithmetic number, because the mean of its divisors is an integer number (26026999).

Almost surely, 2^52053997 is an apocalyptic number.

It is an amenable number.

52053997 is a deficient number, since it is larger than the sum of its proper divisors (1).

52053997 is an equidigital number, since it uses as much as digits as its factorization.

52053997 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 85050, while the sum is 40.

The square root of 52053997 is about 7214.8455977935. The cubic root of 52053997 is about 373.3802661200.

The spelling of 52053997 in words is "fifty-two million, fifty-three thousand, nine hundred ninety-seven".