97525663 has 2 divisors, whose sum is σ = 97525664. Its totient is φ = 97525662.

The previous prime is 97525661. The next prime is 97525693. The reversal of 97525663 is 36652579.

It is a weak prime.

It is an emirp because it is prime and its reverse (36652579) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 97525663 - 2¹ = 97525661 is a prime.

It is a super-3 number, since 3×97525663³ (a number of 25 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

Together with 97525661, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (97525661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48762831 + 48762832.

It is an arithmetic number, because the mean of its divisors is an integer number (48762832).

Almost surely, 2^97525663 is an apocalyptic number.

97525663 is a deficient number, since it is larger than the sum of its proper divisors (1).

97525663 is an equidigital number, since it uses as much as digits as its factorization.

97525663 is an evil number, because the sum of its binary digits is even.

The product of its digits is 340200, while the sum is 43.

The square root of 97525663 is about 9875.5082400857. The cubic root of 97525663 is about 460.2985821433.

The spelling of 97525663 in words is "ninety-seven million, five hundred twenty-five thousand, six hundred sixty-three".