121354673 has 4 divisors (see below), whose sum is σ = 132386928. Its totient is φ = 110322420.

The previous prime is 121354637. The next prime is 121354741. The reversal of 121354673 is 376453121.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 121354673 - 2¹⁰ = 121353649 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (121354603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5516111 + ... + 5516132.

It is an arithmetic number, because the mean of its divisors is an integer number (33096732).

Almost surely, 2^121354673 is an apocalyptic number.

It is an amenable number.

121354673 is a deficient number, since it is larger than the sum of its proper divisors (11032255).

121354673 is a wasteful number, since it uses less digits than its factorization.

121354673 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11032254.

The product of its digits is 15120, while the sum is 32.

The square root of 121354673 is about 11016.1097035206. The cubic root of 121354673 is about 495.0915356348.

The spelling of 121354673 in words is "one hundred twenty-one million, three hundred fifty-four thousand, six hundred seventy-three".