97000513 has 4 divisors (see below), whose sum is σ = 97028820. Its totient is φ = 96972208.

The previous prime is 97000511. The next prime is 97000531. The reversal of 97000513 is 31500079.

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 56130064 + 40870449 = 7492^2 + 6393^2 .

It is a cyclic number.

It is not a de Polignac number, because 97000513 - 2¹ = 97000511 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (97000511) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8170 + ... + 16147.

It is an arithmetic number, because the mean of its divisors is an integer number (24257205).

Almost surely, 2^97000513 is an apocalyptic number.

It is an amenable number.

97000513 is a deficient number, since it is larger than the sum of its proper divisors (28307).

97000513 is a wasteful number, since it uses less digits than its factorization.

97000513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28306.

The product of its (nonzero) digits is 945, while the sum is 25.

The square root of 97000513 is about 9848.8838453908. The cubic root of 97000513 is about 459.4708992129.

The spelling of 97000513 in words is "ninety-seven million, five hundred thirteen", and thus it is an aban number.