2034640459 has 2 divisors, whose sum is σ = 2034640460. Its totient is φ = 2034640458.

The previous prime is 2034640409. The next prime is 2034640477. The reversal of 2034640459 is 9540464302.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2034640459 is a prime.

It is not a weakly prime, because it can be changed into another prime (2034640409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1017320229 + 1017320230.

It is an arithmetic number, because the mean of its divisors is an integer number (1017320230).

Almost surely, 2^2034640459 is an apocalyptic number.

2034640459 is a deficient number, since it is larger than the sum of its proper divisors (1).

2034640459 is an equidigital number, since it uses as much as digits as its factorization.

2034640459 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 103680, while the sum is 37.

The square root of 2034640459 is about 45106.9890260922. The cubic root of 2034640459 is about 1267.1534939489.

The spelling of 2034640459 in words is "two billion, thirty-four million, six hundred forty thousand, four hundred fifty-nine".