121141056 has 56 divisors (see below), whose sum is σ = 330874624. Its totient is φ = 39075840.

The previous prime is 121141039. The next prime is 121141061. The reversal of 121141056 is 650141121.

It is a super-3 number, since 3×121141056³ (a number of 25 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4225 + ... + 16128.

Almost surely, 2^121141056 is an apocalyptic number.

121141056 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

121141056 is an abundant number, since it is smaller than the sum of its proper divisors (209733568).

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

121141056 is a wasteful number, since it uses less digits than its factorization.

121141056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20399 (or 20389 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 21.

The square root of 121141056 is about 11006.4097688574. The cubic root of 121141056 is about 494.8008667437.

Adding to 121141056 its reverse (650141121), we get a palindrome (771282177).

The spelling of 121141056 in words is "one hundred twenty-one million, one hundred forty-one thousand, fifty-six".