97415953 has 2 divisors, whose sum is σ = 97415954. Its totient is φ = 97415952.

The previous prime is 97415951. The next prime is 97415977. The reversal of 97415953 is 35951479.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 75203584 + 22212369 = 8672^2 + 4713^2 .

It is an emirp because it is prime and its reverse (35951479) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 97415953 - 2¹ = 97415951 is a prime.

Together with 97415951, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (97415951) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48707976 + 48707977.

It is an arithmetic number, because the mean of its divisors is an integer number (48707977).

Almost surely, 2^97415953 is an apocalyptic number.

It is an amenable number.

97415953 is a deficient number, since it is larger than the sum of its proper divisors (1).

97415953 is an equidigital number, since it uses as much as digits as its factorization.

97415953 is an evil number, because the sum of its binary digits is even.

The product of its digits is 170100, while the sum is 43.

The square root of 97415953 is about 9869.9520262259. The cubic root of 97415953 is about 460.1259154356.

The spelling of 97415953 in words is "ninety-seven million, four hundred fifteen thousand, nine hundred fifty-three".