121276412 has 12 divisors (see below), whose sum is σ = 212325456. Its totient is φ = 60612000.

The previous prime is 121276399. The next prime is 121276427. The reversal of 121276412 is 214672121.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6953 + ... + 17055.

It is an arithmetic number, because the mean of its divisors is an integer number (17693788).

Almost surely, 2^121276412 is an apocalyptic number.

It is an amenable number.

121276412 is a deficient number, since it is larger than the sum of its proper divisors (91049044).

121276412 is a wasteful number, since it uses less digits than its factorization.

121276412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13108 (or 13106 counting only the distinct ones).

The product of its digits is 1344, while the sum is 26.

The square root of 121276412 is about 11012.5570146084. The cubic root of 121276412 is about 494.9850854262.

The spelling of 121276412 in words is "one hundred twenty-one million, two hundred seventy-six thousand, four hundred twelve".