121119975 has 24 divisors (see below), whose sum is σ = 222503120. Its totient is φ = 64596960.

The previous prime is 121119961. The next prime is 121119983. The reversal of 121119975 is 579911121.

It is not a de Polignac number, because 121119975 - 2⁴ = 121119959 is a prime.

It is a nialpdrome in base 15.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 89044 + ... + 90393.

Almost surely, 2^121119975 is an apocalyptic number.

121119975 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

121119975 is a deficient number, since it is larger than the sum of its proper divisors (101383145).

121119975 is a wasteful number, since it uses less digits than its factorization.

121119975 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 179456 (or 179445 counting only the distinct ones).

The product of its digits is 5670, while the sum is 36.

The square root of 121119975 is about 11005.4520579575. The cubic root of 121119975 is about 494.7721632842.

The spelling of 121119975 in words is "one hundred twenty-one million, one hundred nineteen thousand, nine hundred seventy-five".