121837444 has 9 divisors (see below), whose sum is σ = 213254167. Its totient is φ = 60907684.

The previous prime is 121837399. The next prime is 121837451. The reversal of 121837444 is 444738121.

It is a happy number.

The square root of 121837444 is 11038.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 19317 + ... + 24835.

Almost surely, 2^121837444 is an apocalyptic number.

121837444 is the 11038-th square number.

It is an amenable number.

121837444 is a deficient number, since it is larger than the sum of its proper divisors (91416723).

121837444 is an frugal number, since it uses more digits than its factorization.

121837444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11042 (or 5521 counting only the distinct ones).

The product of its digits is 21504, while the sum is 34.

The cubic root of 121837444 is about 495.7471884113.

The spelling of 121837444 in words is "one hundred twenty-one million, eight hundred thirty-seven thousand, four hundred forty-four".