97319151 has 20 divisors (see below), whose sum is σ = 145804032. Its totient is φ = 64689408.

The previous prime is 97319149. The next prime is 97319177. The reversal of 97319151 is 15191379.

It is not a de Polignac number, because 97319151 - 2¹ = 97319149 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97319111) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 29455 + ... + 32591.

Almost surely, 2^97319151 is an apocalyptic number.

97319151 is a deficient number, since it is larger than the sum of its proper divisors (48484881).

97319151 is a wasteful number, since it uses less digits than its factorization.

97319151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3532 (or 3523 counting only the distinct ones).

The product of its digits is 8505, while the sum is 36.

The square root of 97319151 is about 9865.0469334920. The cubic root of 97319151 is about 459.9734562503.

The spelling of 97319151 in words is "ninety-seven million, three hundred nineteen thousand, one hundred fifty-one".