2289156137 has 4 divisors (see below), whose sum is σ = 2289573636. Its totient is φ = 2288738640.

The previous prime is 2289156109. The next prime is 2289156139. The reversal of 2289156137 is 7316519822.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2019244096 + 269912041 = 44936^2 + 16429^2 .

It is a cyclic number.

It is not a de Polignac number, because 2289156137 - 2¹⁸ = 2288893993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2289156139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 200414 + ... + 211527.

It is an arithmetic number, because the mean of its divisors is an integer number (572393409).

Almost surely, 2^2289156137 is an apocalyptic number.

It is an amenable number.

2289156137 is a deficient number, since it is larger than the sum of its proper divisors (417499).

2289156137 is an equidigital number, since it uses as much as digits as its factorization.

2289156137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 417498.

The product of its digits is 181440, while the sum is 44.

The square root of 2289156137 is about 47845.1265752323. The cubic root of 2289156137 is about 1317.9283652578.

The spelling of 2289156137 in words is "two billion, two hundred eighty-nine million, one hundred fifty-six thousand, one hundred thirty-seven".