87097379 has 2 divisors, whose sum is σ = 87097380. Its totient is φ = 87097378.

The previous prime is 87097363. The next prime is 87097453. The reversal of 87097379 is 97379078.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 87097379 - 2⁴ = 87097363 is a prime.

It is not a weakly prime, because it can be changed into another prime (87097319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43548689 + 43548690.

It is an arithmetic number, because the mean of its divisors is an integer number (43548690).

Almost surely, 2^87097379 is an apocalyptic number.

87097379 is a deficient number, since it is larger than the sum of its proper divisors (1).

87097379 is an equidigital number, since it uses as much as digits as its factorization.

87097379 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 666792, while the sum is 50.

The square root of 87097379 is about 9332.5976555298. The cubic root of 87097379 is about 443.2700227430.

The spelling of 87097379 in words is "eighty-seven million, ninety-seven thousand, three hundred seventy-nine".