1164623 has 2 divisors, whose sum is σ = 1164624. Its totient is φ = 1164622.

The previous prime is 1164617. The next prime is 1164629. The reversal of 1164623 is 3264611.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (1164617) and next prime (1164629).

It is a cyclic number.

It is not a de Polignac number, because 1164623 - 2⁴ = 1164607 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1164629) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 582311 + 582312.

It is an arithmetic number, because the mean of its divisors is an integer number (582312).

2^1164623 is an apocalyptic number.

1164623 is a deficient number, since it is larger than the sum of its proper divisors (1).

1164623 is an equidigital number, since it uses as much as digits as its factorization.

1164623 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 864, while the sum is 23.

The square root of 1164623 is about 1079.1770012375. The cubic root of 1164623 is about 105.2111548264.

The spelling of 1164623 in words is "one million, one hundred sixty-four thousand, six hundred twenty-three".