674196121 has 2 divisors, whose sum is σ = 674196122. Its totient is φ = 674196120.

The previous prime is 674196077. The next prime is 674196167. The reversal of 674196121 is 121691476.

674196121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 632774025 + 41422096 = 25155^2 + 6436^2 .

It is a cyclic number.

It is not a de Polignac number, because 674196121 - 2⁷ = 674195993 is a prime.

It is not a weakly prime, because it can be changed into another prime (674196181) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 337098060 + 337098061.

It is an arithmetic number, because the mean of its divisors is an integer number (337098061).

Almost surely, 2^674196121 is an apocalyptic number.

It is an amenable number.

674196121 is a deficient number, since it is larger than the sum of its proper divisors (1).

674196121 is an equidigital number, since it uses as much as digits as its factorization.

674196121 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 18144, while the sum is 37.

The square root of 674196121 is about 25965.2868460951. The cubic root of 674196121 is about 876.8569525467.

The spelling of 674196121 in words is "six hundred seventy-four million, one hundred ninety-six thousand, one hundred twenty-one".