23537123 has 4 divisors (see below), whose sum is σ = 23655600. Its totient is φ = 23418648.

The previous prime is 23537099. The next prime is 23537131. The reversal of 23537123 is 32173532.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 23537123 - 2¹⁶ = 23471587 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 23537092 and 23537101.

It is not an unprimeable number, because it can be changed into a prime (23537323) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 58940 + ... + 59337.

It is an arithmetic number, because the mean of its divisors is an integer number (5913900).

Almost surely, 2^23537123 is an apocalyptic number.

23537123 is a deficient number, since it is larger than the sum of its proper divisors (118477).

23537123 is a wasteful number, since it uses less digits than its factorization.

23537123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118476.

The product of its digits is 3780, while the sum is 26.

The square root of 23537123 is about 4851.5072915538. The cubic root of 23537123 is about 286.5834625722.

The spelling of 23537123 in words is "twenty-three million, five hundred thirty-seven thousand, one hundred twenty-three".