2167089597 has 6 divisors (see below), whose sum is σ = 3130240542. Its totient is φ = 1444726392.

The previous prime is 2167089581. The next prime is 2167089611. The reversal of 2167089597 is 7959807612.

It can be written as a sum of positive squares in only one way, i.e., 2139432516 + 27657081 = 46254^2 + 5259^2 .

It is not a de Polignac number, because 2167089597 - 2⁴ = 2167089581 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2167089577) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 120393858 + ... + 120393875.

It is an arithmetic number, because the mean of its divisors is an integer number (521706757).

Almost surely, 2^2167089597 is an apocalyptic number.

It is an amenable number.

2167089597 is a deficient number, since it is larger than the sum of its proper divisors (963150945).

2167089597 is a wasteful number, since it uses less digits than its factorization.

2167089597 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 240787739 (or 240787736 counting only the distinct ones).

The product of its (nonzero) digits is 1905120, while the sum is 54.

The square root of 2167089597 is about 46552.0095914237. The cubic root of 2167089597 is about 1294.0735356080.

The spelling of 2167089597 in words is "two billion, one hundred sixty-seven million, eighty-nine thousand, five hundred ninety-seven".