234140125305 has 16 divisors (see below), whose sum is σ = 374630647104. Its totient is φ = 124872584640.

The previous prime is 234140125301. The next prime is 234140125319. The reversal of 234140125305 is 503521041432.

It is not a de Polignac number, because 234140125305 - 2² = 234140125301 is a prime.

It is a super-2 number, since 2×234140125305² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (234140125301) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1183615 + ... + 1367195.

It is an arithmetic number, because the mean of its divisors is an integer number (23414415444).

Almost surely, 2^234140125305 is an apocalyptic number.

It is an amenable number.

234140125305 is a deficient number, since it is larger than the sum of its proper divisors (140490521799).

234140125305 is a wasteful number, since it uses less digits than its factorization.

234140125305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 268616.

The product of its (nonzero) digits is 14400, while the sum is 30.

Adding to 234140125305 its reverse (503521041432), we get a palindrome (737661166737).

The spelling of 234140125305 in words is "two hundred thirty-four billion, one hundred forty million, one hundred twenty-five thousand, three hundred five".