2169552839 has 2 divisors, whose sum is σ = 2169552840. Its totient is φ = 2169552838.

The previous prime is 2169552823. The next prime is 2169552857. The reversal of 2169552839 is 9382559612.

2169552839 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2169552839 - 2⁴ = 2169552823 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2169557839) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1084776419 + 1084776420.

It is an arithmetic number, because the mean of its divisors is an integer number (1084776420).

Almost surely, 2^2169552839 is an apocalyptic number.

2169552839 is a deficient number, since it is larger than the sum of its proper divisors (1).

2169552839 is an equidigital number, since it uses as much as digits as its factorization.

2169552839 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1166400, while the sum is 50.

The square root of 2169552839 is about 46578.4589590510. The cubic root of 2169552839 is about 1294.5636567526.

The spelling of 2169552839 in words is "two billion, one hundred sixty-nine million, five hundred fifty-two thousand, eight hundred thirty-nine".