121264803 has 32 divisors (see below), whose sum is σ = 197164800. Its totient is φ = 73051200.

The previous prime is 121264771. The next prime is 121264811. The reversal of 121264803 is 308462121.

121264803 is a `hidden beast` number, since 1 + 2 + 12 + 648 + 0 + 3 = 666.

It is not a de Polignac number, because 121264803 - 2⁵ = 121264771 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (121264813) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 52023 + ... + 54303.

It is an arithmetic number, because the mean of its divisors is an integer number (6161400).

Almost surely, 2^121264803 is an apocalyptic number.

121264803 is a deficient number, since it is larger than the sum of its proper divisors (75899997).

121264803 is a wasteful number, since it uses less digits than its factorization.

121264803 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2480 (or 2474 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

The square root of 121264803 is about 11012.0299218627. The cubic root of 121264803 is about 494.9692910242.

The spelling of 121264803 in words is "one hundred twenty-one million, two hundred sixty-four thousand, eight hundred three".