1233141409 has 2 divisors, whose sum is σ = 1233141410. Its totient is φ = 1233141408.

The previous prime is 1233141373. The next prime is 1233141449. The reversal of 1233141409 is 9041413321.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1226750625 + 6390784 = 35025^2 + 2528^2 .

It is a cyclic number.

It is not a de Polignac number, because 1233141409 - 2⁹ = 1233140897 is a prime.

It is not a weakly prime, because it can be changed into another prime (1233141449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 616570704 + 616570705.

It is an arithmetic number, because the mean of its divisors is an integer number (616570705).

Almost surely, 2^1233141409 is an apocalyptic number.

It is an amenable number.

1233141409 is a deficient number, since it is larger than the sum of its proper divisors (1).

1233141409 is an equidigital number, since it uses as much as digits as its factorization.

1233141409 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 28.

The square root of 1233141409 is about 35116.1132387968. The cubic root of 1233141409 is about 1072.3526447229.

The spelling of 1233141409 in words is "one billion, two hundred thirty-three million, one hundred forty-one thousand, four hundred nine".