121775673 has 8 divisors (see below), whose sum is σ = 162655200. Its totient is φ = 81039968.

The previous prime is 121775671. The next prime is 121775681. The reversal of 121775673 is 376577121.

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 121775673 - 2¹ = 121775671 is a prime.

It is not an unprimeable number, because it can be changed into a prime (121775671) 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, 33963 + ... + 37376.

It is an arithmetic number, because the mean of its divisors is an integer number (20331900).

Almost surely, 2^121775673 is an apocalyptic number.

It is an amenable number.

121775673 is a deficient number, since it is larger than the sum of its proper divisors (40879527).

121775673 is an equidigital number, since it uses as much as digits as its factorization.

121775673 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71911.

The product of its digits is 61740, while the sum is 39.

The square root of 121775673 is about 11035.2015387124. The cubic root of 121775673 is about 495.6633937659.

The spelling of 121775673 in words is "one hundred twenty-one million, seven hundred seventy-five thousand, six hundred seventy-three".