23513003 has 2 divisors, whose sum is σ = 23513004. Its totient is φ = 23513002.

The previous prime is 23512981. The next prime is 23513011. The reversal of 23513003 is 30031532.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23513003 - 2¹² = 23508907 is a prime.

It is a super-2 number, since 2×23513003² = 1105722620156018, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (23513603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11756501 + 11756502.

It is an arithmetic number, because the mean of its divisors is an integer number (11756502).

Almost surely, 2^23513003 is an apocalyptic number.

23513003 is a deficient number, since it is larger than the sum of its proper divisors (1).

23513003 is an equidigital number, since it uses as much as digits as its factorization.

23513003 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 270, while the sum is 17.

The square root of 23513003 is about 4849.0208289922. The cubic root of 23513003 is about 286.4855356271.

Adding to 23513003 its reverse (30031532), we get a palindrome (53544535).

The spelling of 23513003 in words is "twenty-three million, five hundred thirteen thousand, three".