121150772 has 24 divisors (see below), whose sum is σ = 229267584. Its totient is φ = 55797632.

The previous prime is 121150751. The next prime is 121150787. The reversal of 121150772 is 277051121.

It is a congruent number.

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, 15758 + ... + 22149.

It is an arithmetic number, because the mean of its divisors is an integer number (9552816).

Almost surely, 2^121150772 is an apocalyptic number.

It is an amenable number.

121150772 is a deficient number, since it is larger than the sum of its proper divisors (108116812).

121150772 is a wasteful number, since it uses less digits than its factorization.

121150772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37975 (or 37973 counting only the distinct ones).

The product of its (nonzero) digits is 980, while the sum is 26.

The square root of 121150772 is about 11006.8511391769. The cubic root of 121150772 is about 494.8140947300.

The spelling of 121150772 in words is "one hundred twenty-one million, one hundred fifty thousand, seven hundred seventy-two".