1333344449 has 2 divisors, whose sum is σ = 1333344450. Its totient is φ = 1333344448.

The previous prime is 1333344427. The next prime is 1333344487. The reversal of 1333344449 is 9444433331.

It is an a-pointer prime, because the next prime (1333344487) can be obtained adding 1333344449 to its sum of digits (38).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1044582400 + 288762049 = 32320^2 + 16993^2 .

It is a cyclic number.

It is not a de Polignac number, because 1333344449 - 2²⁴ = 1316567233 is a prime.

It is a super-2 number, since 2×1333344449² = 3555614839358227202, which contains 22 as substring.

It is a plaindrome in base 10.

It is not a weakly prime, because it can be changed into another prime (1333344349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 666672224 + 666672225.

It is an arithmetic number, because the mean of its divisors is an integer number (666672225).

Almost surely, 2^1333344449 is an apocalyptic number.

It is an amenable number.

1333344449 is a deficient number, since it is larger than the sum of its proper divisors (1).

1333344449 is an equidigital number, since it uses as much as digits as its factorization.

1333344449 is an evil number, because the sum of its binary digits is even.

The product of its digits is 186624, while the sum is 38.

The square root of 1333344449 is about 36514.9893742282. The cubic root of 1333344449 is about 1100.6454748833.

The spelling of 1333344449 in words is "one billion, three hundred thirty-three million, three hundred forty-four thousand, four hundred forty-nine".