2145027339 has 48 divisors (see below), whose sum is σ = 3954659072. Its totient is φ = 1131431328.

The previous prime is 2145027323. The next prime is 2145027371. The reversal of 2145027339 is 9337205412.

It is not a de Polignac number, because 2145027339 - 2⁴ = 2145027323 is a prime.

It is a super-2 number, since 2×2145027339² = 9202284570114841842, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2145027319) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 26389 + ... + 70614.

Almost surely, 2^2145027339 is an apocalyptic number.

2145027339 is a deficient number, since it is larger than the sum of its proper divisors (1809631733).

2145027339 is an equidigital number, since it uses as much as digits as its factorization.

2145027339 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97038 (or 97026 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 36.

The square root of 2145027339 is about 46314.4398541103. The cubic root of 2145027339 is about 1289.6670693017.

It can be divided in two parts, 214502 and 7339, that added together give a square (221841 = 471²).

The spelling of 2145027339 in words is "two billion, one hundred forty-five million, twenty-seven thousand, three hundred thirty-nine".