121594149 has 24 divisors (see below), whose sum is σ = 191371520. Its totient is φ = 76289472.

The previous prime is 121594147. The next prime is 121594159. The reversal of 121594149 is 941495121.

It is a happy number.

121594149 is a `hidden beast` number, since 1 + 21 + 594 + 1 + 49 = 666.

It is not a de Polignac number, because 121594149 - 2¹ = 121594147 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121594141) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12 + ... + 15594.

Almost surely, 2^121594149 is an apocalyptic number.

It is an amenable number.

121594149 is a deficient number, since it is larger than the sum of its proper divisors (69777371).

121594149 is a wasteful number, since it uses less digits than its factorization.

121594149 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15626 (or 15603 counting only the distinct ones).

The product of its digits is 12960, while the sum is 36.

The square root of 121594149 is about 11026.9737008846. The cubic root of 121594149 is about 495.4169856411.

The spelling of 121594149 in words is "one hundred twenty-one million, five hundred ninety-four thousand, one hundred forty-nine".