123534194 has 64 divisors (see below), whose sum is σ = 230553600. Its totient is φ = 49533120.

The previous prime is 123534167. The next prime is 123534197. The reversal of 123534194 is 491435321.

It is a self number, because there is not a number n which added to its sum of digits gives 123534194.

It is not an unprimeable number, because it can be changed into a prime (123534197) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 786764 + ... + 786920.

It is an arithmetic number, because the mean of its divisors is an integer number (3602400).

Almost surely, 2^123534194 is an apocalyptic number.

123534194 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

123534194 is a deficient number, since it is larger than the sum of its proper divisors (107019406).

123534194 is a wasteful number, since it uses less digits than its factorization.

123534194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 248 (or 234 counting only the distinct ones).

The product of its digits is 12960, while the sum is 32.

The square root of 123534194 is about 11114.5937397640. The cubic root of 123534194 is about 498.0379024178.

The spelling of 123534194 in words is "one hundred twenty-three million, five hundred thirty-four thousand, one hundred ninety-four".