123949132 has 24 divisors (see below), whose sum is σ = 226472400. Its totient is φ = 59282496.

The previous prime is 123949127. The next prime is 123949151. The reversal of 123949132 is 231949321.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7743 + ... + 17545.

It is an arithmetic number, because the mean of its divisors is an integer number (9436350).

Almost surely, 2^123949132 is an apocalyptic number.

It is an amenable number.

123949132 is a deficient number, since it is larger than the sum of its proper divisors (102523268).

123949132 is a wasteful number, since it uses less digits than its factorization.

123949132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9945 (or 9943 counting only the distinct ones).

The product of its digits is 11664, while the sum is 34.

The square root of 123949132 is about 11133.2444507430. The cubic root of 123949132 is about 498.5948977408.

The spelling of 123949132 in words is "one hundred twenty-three million, nine hundred forty-nine thousand, one hundred thirty-two".