124140404534 has 8 divisors (see below), whose sum is σ = 188302861080. Its totient is φ = 61372784176.

The previous prime is 124140404513. The next prime is 124140404537. The reversal of 124140404534 is 435404041421.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 124140404534.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (124140404537) 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, 348708824 + ... + 348709179.

It is an arithmetic number, because the mean of its divisors is an integer number (23537857635).

Almost surely, 2^124140404534 is an apocalyptic number.

124140404534 is a deficient number, since it is larger than the sum of its proper divisors (64162456546).

124140404534 is an equidigital number, since it uses as much as digits as its factorization.

124140404534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 697418094.

The product of its (nonzero) digits is 30720, while the sum is 32.

Adding to 124140404534 its reverse (435404041421), we get a palindrome (559544445955).

The spelling of 124140404534 in words is "one hundred twenty-four billion, one hundred forty million, four hundred four thousand, five hundred thirty-four".