1412120309 has 2 divisors, whose sum is σ = 1412120310. Its totient is φ = 1412120308.

The previous prime is 1412120291. The next prime is 1412120323. The reversal of 1412120309 is 9030212141.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1043096209 + 369024100 = 32297^2 + 19210^2 .

It is a cyclic number.

It is not a de Polignac number, because 1412120309 - 2⁸ = 1412120053 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1412120509) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 706060154 + 706060155.

It is an arithmetic number, because the mean of its divisors is an integer number (706060155).

Almost surely, 2^1412120309 is an apocalyptic number.

It is an amenable number.

1412120309 is a deficient number, since it is larger than the sum of its proper divisors (1).

1412120309 is an equidigital number, since it uses as much as digits as its factorization.

1412120309 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 23.

The square root of 1412120309 is about 37578.1892725022. The cubic root of 1412120309 is about 1121.9079694110.

The spelling of 1412120309 in words is "one billion, four hundred twelve million, one hundred twenty thousand, three hundred nine".