2159291983 has 2 divisors, whose sum is σ = 2159291984. Its totient is φ = 2159291982.

The previous prime is 2159291963. The next prime is 2159291989. The reversal of 2159291983 is 3891929512.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2159291983 - 2¹⁷ = 2159160911 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2159291989) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1079645991 + 1079645992.

It is an arithmetic number, because the mean of its divisors is an integer number (1079645992).

Almost surely, 2^2159291983 is an apocalyptic number.

2159291983 is a deficient number, since it is larger than the sum of its proper divisors (1).

2159291983 is an equidigital number, since it uses as much as digits as its factorization.

2159291983 is an evil number, because the sum of its binary digits is even.

The product of its digits is 349920, while the sum is 49.

The square root of 2159291983 is about 46468.1824800583. The cubic root of 2159291983 is about 1292.5195600301.

The spelling of 2159291983 in words is "two billion, one hundred fifty-nine million, two hundred ninety-one thousand, nine hundred eighty-three".