97961379 has 8 divisors (see below), whose sum is σ = 130667712. Its totient is φ = 65281320.

The previous prime is 97961371. The next prime is 97961387. The reversal of 97961379 is 97316979.

It is an interprime number because it is at equal distance from previous prime (97961371) and next prime (97961387).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 97961379 - 2³ = 97961371 is a prime.

It is not an unprimeable number, because it can be changed into a prime (97961371) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5092 + ... + 14894.

It is an arithmetic number, because the mean of its divisors is an integer number (16333464).

Almost surely, 2^97961379 is an apocalyptic number.

97961379 is a deficient number, since it is larger than the sum of its proper divisors (32706333).

97961379 is a wasteful number, since it uses less digits than its factorization.

97961379 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13137.

The product of its digits is 642978, while the sum is 51.

The square root of 97961379 is about 9897.5440893183. The cubic root of 97961379 is about 460.9830567379.

It can be divided in two parts, 9796 and 1379, that added together give a triangular number (11175 = T₁₄₉).

The spelling of 97961379 in words is "ninety-seven million, nine hundred sixty-one thousand, three hundred seventy-nine".