1453339409 has 2 divisors, whose sum is σ = 1453339410. Its totient is φ = 1453339408.

The previous prime is 1453339403. The next prime is 1453339453. The reversal of 1453339409 is 9049333541.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1286800384 + 166539025 = 35872^2 + 12905^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1453339409 is a prime.

It is a super-2 number, since 2×1453339409² = 4224390875504938562, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1453339403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 726669704 + 726669705.

It is an arithmetic number, because the mean of its divisors is an integer number (726669705).

Almost surely, 2^1453339409 is an apocalyptic number.

It is an amenable number.

1453339409 is a deficient number, since it is larger than the sum of its proper divisors (1).

1453339409 is an equidigital number, since it uses as much as digits as its factorization.

1453339409 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 174960, while the sum is 41.

The square root of 1453339409 is about 38122.6889004435. The cubic root of 1453339409 is about 1132.7194295642.

The spelling of 1453339409 in words is "one billion, four hundred fifty-three million, three hundred thirty-nine thousand, four hundred nine".