97016519 has 4 divisors (see below), whose sum is σ = 97287120. Its totient is φ = 96745920.

The previous prime is 97016509. The next prime is 97016531. The reversal of 97016519 is 91561079.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 91561079 = 79 ⋅1159001.

It is a cyclic number.

It is not a de Polignac number, because 97016519 - 2²⁰ = 95967943 is a prime.

It is a super-2 number, since 2×97016519² = 18824409917754722, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97016509) 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, 134762 + ... + 135479.

It is an arithmetic number, because the mean of its divisors is an integer number (24321780).

Almost surely, 2^97016519 is an apocalyptic number.

97016519 is a deficient number, since it is larger than the sum of its proper divisors (270601).

97016519 is a wasteful number, since it uses less digits than its factorization.

97016519 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 270600.

The product of its (nonzero) digits is 17010, while the sum is 38.

The square root of 97016519 is about 9849.6963912600. The cubic root of 97016519 is about 459.4961701677.

The spelling of 97016519 in words is "ninety-seven million, sixteen thousand, five hundred nineteen".