121734875274 has 16 divisors (see below), whose sum is σ = 243529900320. Its totient is φ = 40568266800.

The previous prime is 121734875261. The next prime is 121734875287. The reversal of 121734875274 is 472578437121.

It is an interprime number because it is at equal distance from previous prime (121734875261) and next prime (121734875287).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2479909 + ... + 2528520.

It is an arithmetic number, because the mean of its divisors is an integer number (15220618770).

Almost surely, 2^121734875274 is an apocalyptic number.

121734875274 is an abundant number, since it is smaller than the sum of its proper divisors (121795025046).

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

121734875274 is a wasteful number, since it uses less digits than its factorization.

121734875274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5012485.

The product of its digits is 2634240, while the sum is 51.

The spelling of 121734875274 in words is "one hundred twenty-one billion, seven hundred thirty-four million, eight hundred seventy-five thousand, two hundred seventy-four".