23040120413 has 8 divisors (see below), whose sum is σ = 23111991000. Its totient is φ = 22968283968.

The previous prime is 23040120353. The next prime is 23040120427. The reversal of 23040120413 is 31402104032.

It can be written as a sum of positive squares in 4 ways, for example, as 1664803204 + 21375317209 = 40802^2 + 146203^2 .

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 23040120413 - 2¹² = 23040116317 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 (23040125413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2224595 + ... + 2234927.

It is an arithmetic number, because the mean of its divisors is an integer number (2888998875).

Almost surely, 2^23040120413 is an apocalyptic number.

It is an amenable number.

23040120413 is a deficient number, since it is larger than the sum of its proper divisors (71870587).

23040120413 is a wasteful number, since it uses less digits than its factorization.

23040120413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17071.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 23040120413 its reverse (31402104032), we get a palindrome (54442224445).

The spelling of 23040120413 in words is "twenty-three billion, forty million, one hundred twenty thousand, four hundred thirteen".