97015453 has 2 divisors, whose sum is σ = 97015454. Its totient is φ = 97015452.

The previous prime is 97015421. The next prime is 97015483. The reversal of 97015453 is 35451079.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 91642329 + 5373124 = 9573^2 + 2318^2 .

It is a cyclic number.

It is not a de Polignac number, because 97015453 - 2⁵ = 97015421 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (97015483) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48507726 + 48507727.

It is an arithmetic number, because the mean of its divisors is an integer number (48507727).

Almost surely, 2^97015453 is an apocalyptic number.

It is an amenable number.

97015453 is a deficient number, since it is larger than the sum of its proper divisors (1).

97015453 is an equidigital number, since it uses as much as digits as its factorization.

97015453 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18900, while the sum is 34.

The square root of 97015453 is about 9849.6422777683. The cubic root of 97015453 is about 459.4944872079.

It can be divided in two parts, 9701545 and 3, that multiplied together give a triangular number (29104635 = T₇₆₂₉).

The spelling of 97015453 in words is "ninety-seven million, fifteen thousand, four hundred fifty-three".