18070963 has 2 divisors, whose sum is σ = 18070964. Its totient is φ = 18070962.

The previous prime is 18070891. The next prime is 18070967. The reversal of 18070963 is 36907081.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 18070963 - 2¹⁷ = 17939891 is a prime.

It is not a weakly prime, because it can be changed into another prime (18070967) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9035481 + 9035482.

It is an arithmetic number, because the mean of its divisors is an integer number (9035482).

Almost surely, 2^18070963 is an apocalyptic number.

18070963 is a deficient number, since it is larger than the sum of its proper divisors (1).

18070963 is an equidigital number, since it uses as much as digits as its factorization.

18070963 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9072, while the sum is 34.

The square root of 18070963 is about 4250.9955304611. The cubic root of 18070963 is about 262.4180872159.

The spelling of 18070963 in words is "eighteen million, seventy thousand, nine hundred sixty-three".