132071428 has 12 divisors (see below), whose sum is σ = 241174080. Its totient is φ = 63164552.

The previous prime is 132071371. The next prime is 132071473. The reversal of 132071428 is 824170231.

It is a junction number, because it is equal to n+sod(n) for n = 132071396 and 132071405.

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, 717688 + ... + 717871.

It is an arithmetic number, because the mean of its divisors is an integer number (20097840).

Almost surely, 2^132071428 is an apocalyptic number.

It is an amenable number.

132071428 is a deficient number, since it is larger than the sum of its proper divisors (109102652).

132071428 is a wasteful number, since it uses less digits than its factorization.

132071428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1435586 (or 1435584 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 28.

The square root of 132071428 is about 11492.2333773727. The cubic root of 132071428 is about 509.2561602798.

The spelling of 132071428 in words is "one hundred thirty-two million, seventy-one thousand, four hundred twenty-eight".