2145302039 has 2 divisors, whose sum is σ = 2145302040. Its totient is φ = 2145302038.

The previous prime is 2145302017. The next prime is 2145302053. The reversal of 2145302039 is 9302035412.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2145302039 - 2²⁸ = 1876866583 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2145302099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1072651019 + 1072651020.

It is an arithmetic number, because the mean of its divisors is an integer number (1072651020).

Almost surely, 2^2145302039 is an apocalyptic number.

2145302039 is a deficient number, since it is larger than the sum of its proper divisors (1).

2145302039 is an equidigital number, since it uses as much as digits as its factorization.

2145302039 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6480, while the sum is 29.

The square root of 2145302039 is about 46317.4053569498. The cubic root of 2145302039 is about 1289.7221201031.

The spelling of 2145302039 in words is "two billion, one hundred forty-five million, three hundred two thousand, thirty-nine".