1090164623 has 2 divisors, whose sum is σ = 1090164624. Its totient is φ = 1090164622.

The previous prime is 1090164617. The next prime is 1090164637. The reversal of 1090164623 is 3264610901.

It is a weak prime.

It is an emirp because it is prime and its reverse (3264610901) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1090164623 - 2¹⁸ = 1089902479 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1090164623.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1090164643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 545082311 + 545082312.

It is an arithmetic number, because the mean of its divisors is an integer number (545082312).

Almost surely, 2^1090164623 is an apocalyptic number.

1090164623 is a deficient number, since it is larger than the sum of its proper divisors (1).

1090164623 is an equidigital number, since it uses as much as digits as its factorization.

1090164623 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7776, while the sum is 32.

The square root of 1090164623 is about 33017.6410877579. The cubic root of 1090164623 is about 1029.1942745201.

The spelling of 1090164623 in words is "one billion, ninety million, one hundred sixty-four thousand, six hundred twenty-three".