23515041133 has 8 divisors (see below), whose sum is σ = 23568422976. Its totient is φ = 23461701600.

The previous prime is 23515041119. The next prime is 23515041157. The reversal of 23515041133 is 33114051532.

It is a happy number.

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 23515041133 - 2¹⁷ = 23514910061 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23515041163) 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, 1275048 + ... + 1293358.

It is an arithmetic number, because the mean of its divisors is an integer number (2946052872).

Almost surely, 2^23515041133 is an apocalyptic number.

It is an amenable number.

23515041133 is a deficient number, since it is larger than the sum of its proper divisors (53381843).

23515041133 is a wasteful number, since it uses less digits than its factorization.

23515041133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21155.

The product of its (nonzero) digits is 5400, while the sum is 28.

Adding to 23515041133 its reverse (33114051532), we get a palindrome (56629092665).

It can be divided in two parts, 2351504 and 1133, that added together give a cube (2352637 = 133³).

The spelling of 23515041133 in words is "twenty-three billion, five hundred fifteen million, forty-one thousand, one hundred thirty-three".