1072336409 has 2 divisors, whose sum is σ = 1072336410. Its totient is φ = 1072336408.

The previous prime is 1072336381. The next prime is 1072336453. The reversal of 1072336409 is 9046332701.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 908419600 + 163916809 = 30140^2 + 12803^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1072336409 is a prime.

It is a super-2 number, since 2×1072336409² = 2299810748134030562, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (1072336609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 536168204 + 536168205.

It is an arithmetic number, because the mean of its divisors is an integer number (536168205).

Almost surely, 2^1072336409 is an apocalyptic number.

It is an amenable number.

1072336409 is a deficient number, since it is larger than the sum of its proper divisors (1).

1072336409 is an equidigital number, since it uses as much as digits as its factorization.

1072336409 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27216, while the sum is 35.

The square root of 1072336409 is about 32746.5480470843. The cubic root of 1072336409 is about 1023.5530355370.

The spelling of 1072336409 in words is "one billion, seventy-two million, three hundred thirty-six thousand, four hundred nine".