674147923 has 2 divisors, whose sum is σ = 674147924. Its totient is φ = 674147922.

The previous prime is 674147921. The next prime is 674147927. The reversal of 674147923 is 329741476.

674147923 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 is a cyclic number.

It is not a de Polignac number, because 674147923 - 2¹ = 674147921 is a prime.

Together with 674147921, it forms a pair of twin primes.

It is equal to p_34982494 and since 674147923 and 34982494 have the same sum of digits, it is a Honaker prime.

It is a self number, because there is not a number n which added to its sum of digits gives 674147923.

It is not a weakly prime, because it can be changed into another prime (674147921) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 337073961 + 337073962.

It is an arithmetic number, because the mean of its divisors is an integer number (337073962).

Almost surely, 2^674147923 is an apocalyptic number.

674147923 is a deficient number, since it is larger than the sum of its proper divisors (1).

674147923 is an equidigital number, since it uses as much as digits as its factorization.

674147923 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 254016, while the sum is 43.

The square root of 674147923 is about 25964.3587057335. The cubic root of 674147923 is about 876.8360566693.

The spelling of 674147923 in words is "six hundred seventy-four million, one hundred forty-seven thousand, nine hundred twenty-three".