121846516 has 36 divisors (see below), whose sum is σ = 242488260. Its totient is φ = 53468800.

The previous prime is 121846511. The next prime is 121846541. The reversal of 121846516 is 615648121.

It can be written as a sum of positive squares in 2 ways, for example, as 83356900 + 38489616 = 9130^2 + 6204^2 .

It is a super-2 number, since 2×121846516² = 29693146922676512, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121846511) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9696 + ... + 18376.

It is an arithmetic number, because the mean of its divisors is an integer number (6735785).

Almost surely, 2^121846516 is an apocalyptic number.

It is an amenable number.

121846516 is a deficient number, since it is larger than the sum of its proper divisors (120641744).

121846516 is a wasteful number, since it uses less digits than its factorization.

121846516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8736 (or 8723 counting only the distinct ones).

The product of its digits is 11520, while the sum is 34.

The square root of 121846516 is about 11038.4109363622. The cubic root of 121846516 is about 495.7594925293.

The spelling of 121846516 in words is "one hundred twenty-one million, eight hundred forty-six thousand, five hundred sixteen".