123532112415 has 8 divisors (see below), whose sum is σ = 197651379888. Its totient is φ = 65883793280.

The previous prime is 123532112393. The next prime is 123532112449. The reversal of 123532112415 is 514211235321.

It is a happy number.

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

It is not a de Polignac number, because 123532112415 - 2¹⁷ = 123531981343 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4117737066 + ... + 4117737095.

It is an arithmetic number, because the mean of its divisors is an integer number (24706422486).

Almost surely, 2^123532112415 is an apocalyptic number.

123532112415 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

123532112415 is a deficient number, since it is larger than the sum of its proper divisors (74119267473).

123532112415 is an equidigital number, since it uses as much as digits as its factorization.

123532112415 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8235474169.

The product of its digits is 7200, while the sum is 30.

Adding to 123532112415 its reverse (514211235321), we get a palindrome (637743347736).

The spelling of 123532112415 in words is "one hundred twenty-three billion, five hundred thirty-two million, one hundred twelve thousand, four hundred fifteen".