121572674 has 4 divisors (see below), whose sum is σ = 182359014. Its totient is φ = 60786336.

The previous prime is 121572629. The next prime is 121572677. The reversal of 121572674 is 476275121.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 87291649 + 34281025 = 9343^2 + 5855^2 .

It is not an unprimeable number, because it can be changed into a prime (121572677) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30393167 + ... + 30393170.

Almost surely, 2^121572674 is an apocalyptic number.

121572674 is a deficient number, since it is larger than the sum of its proper divisors (60786340).

121572674 is an equidigital number, since it uses as much as digits as its factorization.

121572674 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60786339.

The product of its digits is 23520, while the sum is 35.

The square root of 121572674 is about 11025.9999093053. Note that the first 4 decimals coincide. The cubic root of 121572674 is about 495.3878183765.

The spelling of 121572674 in words is "one hundred twenty-one million, five hundred seventy-two thousand, six hundred seventy-four".