97555345 has 4 divisors (see below), whose sum is σ = 117066420. Its totient is φ = 78044272.

The previous prime is 97555331. The next prime is 97555361. The reversal of 97555345 is 54355579.

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

It can be written as a sum of positive squares in 2 ways, for example, as 11881809 + 85673536 = 3447^2 + 9256^2 .

It is a cyclic number.

It is not a de Polignac number, because 97555345 - 2⁵ = 97555313 is a prime.

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, 9755530 + ... + 9755539.

It is an arithmetic number, because the mean of its divisors is an integer number (29266605).

Almost surely, 2^97555345 is an apocalyptic number.

It is an amenable number.

97555345 is a deficient number, since it is larger than the sum of its proper divisors (19511075).

97555345 is a wasteful number, since it uses less digits than its factorization.

97555345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19511074.

The product of its digits is 472500, while the sum is 43.

The square root of 97555345 is about 9877.0109344882. The cubic root of 97555345 is about 460.3452747993.

The spelling of 97555345 in words is "ninety-seven million, five hundred fifty-five thousand, three hundred forty-five".