2102164079 has 2 divisors, whose sum is σ = 2102164080. Its totient is φ = 2102164078.

The previous prime is 2102164063. The next prime is 2102164109. The reversal of 2102164079 is 9704612012.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2102164079 - 2⁴ = 2102164063 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2102164039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1051082039 + 1051082040.

It is an arithmetic number, because the mean of its divisors is an integer number (1051082040).

Almost surely, 2^2102164079 is an apocalyptic number.

2102164079 is a deficient number, since it is larger than the sum of its proper divisors (1).

2102164079 is an equidigital number, since it uses as much as digits as its factorization.

2102164079 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6048, while the sum is 32.

The square root of 2102164079 is about 45849.3629072422. The cubic root of 2102164079 is about 1281.0188988094.

The spelling of 2102164079 in words is "two billion, one hundred two million, one hundred sixty-four thousand, seventy-nine".