121764374 has 4 divisors (see below), whose sum is σ = 182646564. Its totient is φ = 60882186.

The previous prime is 121764343. The next prime is 121764397. The reversal of 121764374 is 473467121.

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

It is a super-2 number, since 2×121764374² = 29653125551223752, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30441092 + ... + 30441095.

It is an arithmetic number, because the mean of its divisors is an integer number (45661641).

Almost surely, 2^121764374 is an apocalyptic number.

121764374 is a deficient number, since it is larger than the sum of its proper divisors (60882190).

121764374 is an equidigital number, since it uses as much as digits as its factorization.

121764374 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60882189.

The product of its digits is 28224, while the sum is 35.

The square root of 121764374 is about 11034.6895742472. The cubic root of 121764374 is about 495.6480631892.

The spelling of 121764374 in words is "one hundred twenty-one million, seven hundred sixty-four thousand, three hundred seventy-four".