23553119 has 2 divisors, whose sum is σ = 23553120. Its totient is φ = 23553118.

The previous prime is 23553107. The next prime is 23553163. The reversal of 23553119 is 91135532.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23553119 is a prime.

It is a super-2 number, since 2×23553119² = 1109498829256322, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 23553091 and 23553100.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23553169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11776559 + 11776560.

It is an arithmetic number, because the mean of its divisors is an integer number (11776560).

Almost surely, 2^23553119 is an apocalyptic number.

23553119 is a deficient number, since it is larger than the sum of its proper divisors (1).

23553119 is an equidigital number, since it uses as much as digits as its factorization.

23553119 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4050, while the sum is 29.

The square root of 23553119 is about 4853.1555713783. The cubic root of 23553119 is about 286.6483692726.

The spelling of 23553119 in words is "twenty-three million, five hundred fifty-three thousand, one hundred nineteen".