123361432 has 8 divisors (see below), whose sum is σ = 231302700. Its totient is φ = 61680712.

The previous prime is 123361429. The next prime is 123361457. The reversal of 123361432 is 234163321.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 123361397 and 123361406.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7710082 + ... + 7710097.

Almost surely, 2^123361432 is an apocalyptic number.

It is an amenable number.

123361432 is a deficient number, since it is larger than the sum of its proper divisors (107941268).

123361432 is a wasteful number, since it uses less digits than its factorization.

123361432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15420185 (or 15420181 counting only the distinct ones).

The product of its digits is 2592, while the sum is 25.

The square root of 123361432 is about 11106.8191666201. The cubic root of 123361432 is about 497.8056262026.

The spelling of 123361432 in words is "one hundred twenty-three million, three hundred sixty-one thousand, four hundred thirty-two".