121713632 has 12 divisors (see below), whose sum is σ = 239623776. Its totient is φ = 60856800.

The previous prime is 121713619. The next prime is 121713643. The reversal of 121713632 is 236317121.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1901744 + ... + 1901807.

It is an arithmetic number, because the mean of its divisors is an integer number (19968648).

Almost surely, 2^121713632 is an apocalyptic number.

It is an amenable number.

121713632 is a deficient number, since it is larger than the sum of its proper divisors (117910144).

121713632 is an equidigital number, since it uses as much as digits as its factorization.

121713632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3803561 (or 3803553 counting only the distinct ones).

The product of its digits is 1512, while the sum is 26.

The square root of 121713632 is about 11032.3901308828. The cubic root of 121713632 is about 495.5792043280.

The spelling of 121713632 in words is "one hundred twenty-one million, seven hundred thirteen thousand, six hundred thirty-two".