674416121 has 4 divisors (see below), whose sum is σ = 683654772. Its totient is φ = 665177472.

The previous prime is 674416103. The next prime is 674416123. The reversal of 674416121 is 121614476.

674416121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in 2 ways, for example, as 258052096 + 416364025 = 16064^2 + 20405^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-674416121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (674416123) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4619216 + ... + 4619361.

It is an arithmetic number, because the mean of its divisors is an integer number (170913693).

Almost surely, 2^674416121 is an apocalyptic number.

It is an amenable number.

674416121 is a deficient number, since it is larger than the sum of its proper divisors (9238651).

674416121 is an equidigital number, since it uses as much as digits as its factorization.

674416121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9238650.

The product of its digits is 8064, while the sum is 32.

The square root of 674416121 is about 25969.5229259222. The cubic root of 674416121 is about 876.9523192332.

The spelling of 674416121 in words is "six hundred seventy-four million, four hundred sixteen thousand, one hundred twenty-one".