23003117 has 2 divisors, whose sum is σ = 23003118. Its totient is φ = 23003116.

The previous prime is 23003107. The next prime is 23003131. The reversal of 23003117 is 71130032.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13645636 + 9357481 = 3694^2 + 3059^2 .

It is a cyclic number.

It is not a de Polignac number, because 23003117 - 2¹² = 22999021 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 23003095 and 23003104.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23003107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11501558 + 11501559.

It is an arithmetic number, because the mean of its divisors is an integer number (11501559).

Almost surely, 2^23003117 is an apocalyptic number.

It is an amenable number.

23003117 is a deficient number, since it is larger than the sum of its proper divisors (1).

23003117 is an equidigital number, since it uses as much as digits as its factorization.

23003117 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 126, while the sum is 17.

The square root of 23003117 is about 4796.1564820177. The cubic root of 23003117 is about 284.3995442648.

Adding to 23003117 its reverse (71130032), we get a palindrome (94133149).

The spelling of 23003117 in words is "twenty-three million, three thousand, one hundred seventeen".