4012453409 has 2 divisors, whose sum is σ = 4012453410. Its totient is φ = 4012453408.

The previous prime is 4012453399. The next prime is 4012453429. The reversal of 4012453409 is 9043542104.

4012453409 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3469563409 + 542890000 = 58903^2 + 23300^2 .

It is a cyclic number.

It is not a de Polignac number, because 4012453409 - 2⁸ = 4012453153 is a prime.

It is not a weakly prime, because it can be changed into another prime (4012453429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2006226704 + 2006226705.

It is an arithmetic number, because the mean of its divisors is an integer number (2006226705).

Almost surely, 2^4012453409 is an apocalyptic number.

It is an amenable number.

4012453409 is a deficient number, since it is larger than the sum of its proper divisors (1).

4012453409 is an equidigital number, since it uses as much as digits as its factorization.

4012453409 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17280, while the sum is 32.

The square root of 4012453409 is about 63343.9295355127. The cubic root of 4012453409 is about 1589.0467248404.

The spelling of 4012453409 in words is "four billion, twelve million, four hundred fifty-three thousand, four hundred nine".