124142052530 has 8 divisors (see below), whose sum is σ = 223455694572. Its totient is φ = 49656821008.

The previous prime is 124142052527. The next prime is 124142052569. The reversal of 124142052530 is 35250241421.

It can be written as a sum of positive squares in 2 ways, for example, as 118333936009 + 5808116521 = 343997^2 + 76211^2 .

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

It is a super-2 number, since 2×124142052530² (a number of 23 digits) contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 124142052493 and 124142052502.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6207102617 + ... + 6207102636.

Almost surely, 2^124142052530 is an apocalyptic number.

124142052530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

124142052530 is a deficient number, since it is larger than the sum of its proper divisors (99313642042).

124142052530 is a wasteful number, since it uses less digits than its factorization.

124142052530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12414205260.

The product of its (nonzero) digits is 9600, while the sum is 29.

Adding to 124142052530 its reverse (35250241421), we get a palindrome (159392293951).

The spelling of 124142052530 in words is "one hundred twenty-four billion, one hundred forty-two million, fifty-two thousand, five hundred thirty".