97715451 has 8 divisors (see below), whose sum is σ = 131313664. Its totient is φ = 64630440.

The previous prime is 97715447. The next prime is 97715459. The reversal of 97715451 is 15451779.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 97715451 - 2² = 97715447 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (97715459) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 127855 + ... + 128616.

It is an arithmetic number, because the mean of its divisors is an integer number (16414208).

Almost surely, 2^97715451 is an apocalyptic number.

97715451 is a deficient number, since it is larger than the sum of its proper divisors (33598213).

97715451 is a wasteful number, since it uses less digits than its factorization.

97715451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 256601.

The product of its digits is 44100, while the sum is 39.

The square root of 97715451 is about 9885.1125941994. The cubic root of 97715451 is about 460.5969738279.

The spelling of 97715451 in words is "ninety-seven million, seven hundred fifteen thousand, four hundred fifty-one".