23154003 has 6 divisors (see below), whose sum is σ = 33444684. Its totient is φ = 15435996.

The previous prime is 23153981. The next prime is 23154007. The reversal of 23154003 is 30045132.

It is not a de Polignac number, because 23154003 - 2⁸ = 23153747 is a prime.

It is a super-2 number, since 2×23154003² = 1072215709848018, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (23154007) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1286325 + ... + 1286342.

It is an arithmetic number, because the mean of its divisors is an integer number (5574114).

Almost surely, 2^23154003 is an apocalyptic number.

23154003 is a deficient number, since it is larger than the sum of its proper divisors (10290681).

23154003 is a wasteful number, since it uses less digits than its factorization.

23154003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2572673 (or 2572670 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 23154003 is about 4811.8606588304. The cubic root of 23154003 is about 285.0200170613.

Adding to 23154003 its reverse (30045132), we get a palindrome (53199135).

The spelling of 23154003 in words is "twenty-three million, one hundred fifty-four thousand, three".