121893594 has 16 divisors (see below), whose sum is σ = 243900480. Its totient is φ = 40612320.

The previous prime is 121893593. The next prime is 121893613. The reversal of 121893594 is 495398121.

It is a super-3 number, since 3×121893594³ (a number of 25 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (121893593) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16854 + ... + 22974.

It is an arithmetic number, because the mean of its divisors is an integer number (15243780).

Almost surely, 2^121893594 is an apocalyptic number.

121893594 is an abundant number, since it is smaller than the sum of its proper divisors (122006886).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

121893594 is a wasteful number, since it uses less digits than its factorization.

121893594 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9445.

The product of its digits is 77760, while the sum is 42.

The square root of 121893594 is about 11040.5431931586. The cubic root of 121893594 is about 495.8233333922.

The spelling of 121893594 in words is "one hundred twenty-one million, eight hundred ninety-three thousand, five hundred ninety-four".