23261231603 has 8 divisors (see below), whose sum is σ = 23333909760. Its totient is φ = 23188597960.

The previous prime is 23261231561. The next prime is 23261231621. The reversal of 23261231603 is 30613216232.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 23261231603 - 2²⁶ = 23194122739 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23261231303) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1257008 + ... + 1275378.

It is an arithmetic number, because the mean of its divisors is an integer number (2916738720).

Almost surely, 2^23261231603 is an apocalyptic number.

23261231603 is a deficient number, since it is larger than the sum of its proper divisors (72678157).

23261231603 is a wasteful number, since it uses less digits than its factorization.

23261231603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22257.

The product of its (nonzero) digits is 7776, while the sum is 29.

Adding to 23261231603 its reverse (30613216232), we get a palindrome (53874447835).

The spelling of 23261231603 in words is "twenty-three billion, two hundred sixty-one million, two hundred thirty-one thousand, six hundred three".