121963416 has 32 divisors (see below), whose sum is σ = 305544960. Its totient is φ = 40569632.

The previous prime is 121963399. The next prime is 121963417. The reversal of 121963416 is 614369121.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121963417) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7021 + ... + 17123.

It is an arithmetic number, because the mean of its divisors is an integer number (9548280).

Almost surely, 2^121963416 is an apocalyptic number.

It is an amenable number.

121963416 is an abundant number, since it is smaller than the sum of its proper divisors (183581544).

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

121963416 is a wasteful number, since it uses less digits than its factorization.

121963416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10615 (or 10611 counting only the distinct ones).

The product of its digits is 7776, while the sum is 33.

The square root of 121963416 is about 11043.7048131503. The cubic root of 121963416 is about 495.9179863531.

The spelling of 121963416 in words is "one hundred twenty-one million, nine hundred sixty-three thousand, four hundred sixteen".