23140131134 has 32 divisors (see below), whose sum is σ = 36486028800. Its totient is φ = 10985797152.

The previous prime is 23140131121. The next prime is 23140131173. The reversal of 23140131134 is 43113104132.

It is a super-2 number, since 2×23140131134² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4272212 + ... + 4277624.

It is an arithmetic number, because the mean of its divisors is an integer number (1140188400).

Almost surely, 2^23140131134 is an apocalyptic number.

23140131134 is a deficient number, since it is larger than the sum of its proper divisors (13345897666).

23140131134 is a wasteful number, since it uses less digits than its factorization.

23140131134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6104.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 23140131134 its reverse (43113104132), we get a palindrome (66253235266).

The spelling of 23140131134 in words is "twenty-three billion, one hundred forty million, one hundred thirty-one thousand, one hundred thirty-four".