121734863 has 8 divisors (see below), whose sum is σ = 125874000. Its totient is φ = 117651520.

The previous prime is 121734859. The next prime is 121734869. The reversal of 121734863 is 368437121.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 121734863 - 2² = 121734859 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121734869) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9488 + ... + 18261.

It is an arithmetic number, because the mean of its divisors is an integer number (15734250).

Almost surely, 2^121734863 is an apocalyptic number.

121734863 is a deficient number, since it is larger than the sum of its proper divisors (4139137).

121734863 is a wasteful number, since it uses less digits than its factorization.

121734863 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27897.

The product of its digits is 24192, while the sum is 35.

The square root of 121734863 is about 11033.3523010915. The cubic root of 121734863 is about 495.6080179462.

The spelling of 121734863 in words is "one hundred twenty-one million, seven hundred thirty-four thousand, eight hundred sixty-three".