2679091193 has 2 divisors, whose sum is σ = 2679091194. Its totient is φ = 2679091192.

The previous prime is 2679091169. The next prime is 2679091211. The reversal of 2679091193 is 3911909762.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2665863424 + 13227769 = 51632^2 + 3637^2 .

It is a cyclic number.

It is not a de Polignac number, because 2679091193 - 2⁸ = 2679090937 is a prime.

It is not a weakly prime, because it can be changed into another prime (2679591193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1339545596 + 1339545597.

It is an arithmetic number, because the mean of its divisors is an integer number (1339545597).

Almost surely, 2^2679091193 is an apocalyptic number.

It is an amenable number.

2679091193 is a deficient number, since it is larger than the sum of its proper divisors (1).

2679091193 is an equidigital number, since it uses as much as digits as its factorization.

2679091193 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 183708, while the sum is 47.

The square root of 2679091193 is about 51759.9381085410. The cubic root of 2679091193 is about 1388.8728838919.

The spelling of 2679091193 in words is "two billion, six hundred seventy-nine million, ninety-one thousand, one hundred ninety-three".