97053953 has 2 divisors, whose sum is σ = 97053954. Its totient is φ = 97053952.

The previous prime is 97053937. The next prime is 97053959. The reversal of 97053953 is 35935079.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 92698384 + 4355569 = 9628^2 + 2087^2 .

It is an emirp because it is prime and its reverse (35935079) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 97053953 - 2⁴ = 97053937 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 97053953.

It is not a weakly prime, because it can be changed into another prime (97053959) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48526976 + 48526977.

It is an arithmetic number, because the mean of its divisors is an integer number (48526977).

Almost surely, 2^97053953 is an apocalyptic number.

It is an amenable number.

97053953 is a deficient number, since it is larger than the sum of its proper divisors (1).

97053953 is an equidigital number, since it uses as much as digits as its factorization.

97053953 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 127575, while the sum is 41.

The square root of 97053953 is about 9851.5964696084. The cubic root of 97053953 is about 459.5552617120. Note that the first 3 decimals are identical.

The spelling of 97053953 in words is "ninety-seven million, fifty-three thousand, nine hundred fifty-three".