124140234401 has 4 divisors (see below), whose sum is σ = 126781516032. Its totient is φ = 121498952772.

The previous prime is 124140234377. The next prime is 124140234409. The reversal of 124140234401 is 104432041421.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-124140234401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (124140234409) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1320640745 + ... + 1320640838.

It is an arithmetic number, because the mean of its divisors is an integer number (31695379008).

Almost surely, 2^124140234401 is an apocalyptic number.

It is an amenable number.

124140234401 is a deficient number, since it is larger than the sum of its proper divisors (2641281631).

124140234401 is an equidigital number, since it uses as much as digits as its factorization.

124140234401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2641281630.

The product of its (nonzero) digits is 3072, while the sum is 26.

Adding to 124140234401 its reverse (104432041421), we get a palindrome (228572275822).

The spelling of 124140234401 in words is "one hundred twenty-four billion, one hundred forty million, two hundred thirty-four thousand, four hundred one".