2115294631279 has 2 divisors, whose sum is σ = 2115294631280. Its totient is φ = 2115294631278.

The previous prime is 2115294631213. The next prime is 2115294631291. The reversal of 2115294631279 is 9721364925112.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2115294631279 - 2¹³ = 2115294623087 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2115294631379) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1057647315639 + 1057647315640.

It is an arithmetic number, because the mean of its divisors is an integer number (1057647315640).

Almost surely, 2^{2115294631279} is an apocalyptic number.

2115294631279 is a deficient number, since it is larger than the sum of its proper divisors (1).

2115294631279 is an equidigital number, since it uses as much as digits as its factorization.

2115294631279 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1632960, while the sum is 52.

The spelling of 2115294631279 in words is "two trillion, one hundred fifteen billion, two hundred ninety-four million, six hundred thirty-one thousand, two hundred seventy-nine".