23122403 has 2 divisors, whose sum is σ = 23122404. Its totient is φ = 23122402.

The previous prime is 23122391. The next prime is 23122409. The reversal of 23122403 is 30422132.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23122403 - 2⁴ = 23122387 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (23122409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11561201 + 11561202.

It is an arithmetic number, because the mean of its divisors is an integer number (11561202).

Almost surely, 2^23122403 is an apocalyptic number.

23122403 is a deficient number, since it is larger than the sum of its proper divisors (1).

23122403 is an equidigital number, since it uses as much as digits as its factorization.

23122403 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 23122403 is about 4808.5759846341. The cubic root of 23122403 is about 284.8902953167.

Adding to 23122403 its reverse (30422132), we get a palindrome (53544535).

The spelling of 23122403 in words is "twenty-three million, one hundred twenty-two thousand, four hundred three".