1165607423 has 2 divisors, whose sum is σ = 1165607424. Its totient is φ = 1165607422.

The previous prime is 1165607393. The next prime is 1165607447. The reversal of 1165607423 is 3247065611.

It is a strong prime.

It is an emirp because it is prime and its reverse (3247065611) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1165607423 - 2⁸ = 1165607167 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1165607453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 582803711 + 582803712.

It is an arithmetic number, because the mean of its divisors is an integer number (582803712).

Almost surely, 2^1165607423 is an apocalyptic number.

1165607423 is a deficient number, since it is larger than the sum of its proper divisors (1).

1165607423 is an equidigital number, since it uses as much as digits as its factorization.

1165607423 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 30240, while the sum is 35.

The square root of 1165607423 is about 34140.9932925215. The cubic root of 1165607423 is about 1052.4079048589.

The spelling of 1165607423 in words is "one billion, one hundred sixty-five million, six hundred seven thousand, four hundred twenty-three".