97995455 has 4 divisors (see below), whose sum is σ = 117594552. Its totient is φ = 78396360.

The previous prime is 97995449. The next prime is 97995481. The reversal of 97995455 is 55459979.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 97995455 - 2¹² = 97991359 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 97995397 and 97995406.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9799541 + ... + 9799550.

It is an arithmetic number, because the mean of its divisors is an integer number (29398638).

Almost surely, 2^97995455 is an apocalyptic number.

97995455 is a deficient number, since it is larger than the sum of its proper divisors (19599097).

97995455 is a wasteful number, since it uses less digits than its factorization.

97995455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19599096.

The product of its digits is 2551500, while the sum is 53.

The square root of 97995455 is about 9899.2653767843. The cubic root of 97995455 is about 461.0365017375.

The spelling of 97995455 in words is "ninety-seven million, nine hundred ninety-five thousand, four hundred fifty-five".