97153448453 has 2 divisors, whose sum is σ = 97153448454. Its totient is φ = 97153448452.

The previous prime is 97153448443. The next prime is 97153448519. The reversal of 97153448453 is 35484435179.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 56407200004 + 40746248449 = 237502^2 + 201857^2 .

It is an emirp because it is prime and its reverse (35484435179) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 97153448453 - 2⁴ = 97153448437 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 97153448395 and 97153448404.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (97153448443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48576724226 + 48576724227.

It is an arithmetic number, because the mean of its divisors is an integer number (48576724227).

Almost surely, 2^97153448453 is an apocalyptic number.

It is an amenable number.

97153448453 is a deficient number, since it is larger than the sum of its proper divisors (1).

97153448453 is an equidigital number, since it uses as much as digits as its factorization.

97153448453 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7257600, while the sum is 53.

The spelling of 97153448453 in words is "ninety-seven billion, one hundred fifty-three million, four hundred forty-eight thousand, four hundred fifty-three".