2412905309 has 16 divisors (see below), whose sum is σ = 2557047360. Its totient is φ = 2273754240.

The previous prime is 2412905303. The next prime is 2412905329. The reversal of 2412905309 is 9035092142.

2412905309 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 2412905309 - 2⁴ = 2412905293 is a prime.

It is a super-2 number, since 2×2412905309² = 11644224060400770962, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2412905303) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 205142 + ... + 216584.

It is an arithmetic number, because the mean of its divisors is an integer number (159815460).

Almost surely, 2^2412905309 is an apocalyptic number.

It is an amenable number.

2412905309 is a deficient number, since it is larger than the sum of its proper divisors (144142051).

2412905309 is a wasteful number, since it uses less digits than its factorization.

2412905309 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11660.

The product of its (nonzero) digits is 19440, while the sum is 35.

The square root of 2412905309 is about 49121.3325246781. The cubic root of 2412905309 is about 1341.2614002095.

The spelling of 2412905309 in words is "two billion, four hundred twelve million, nine hundred five thousand, three hundred nine".