674453911 has 4 divisors (see below), whose sum is σ = 677478592. Its totient is φ = 671429232.

The previous prime is 674453873. The next prime is 674453917. The reversal of 674453911 is 119354476.

674453911 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 is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-674453911 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (674453917) 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, 1512006 + ... + 1512451.

It is an arithmetic number, because the mean of its divisors is an integer number (169369648).

Almost surely, 2^674453911 is an apocalyptic number.

674453911 is a deficient number, since it is larger than the sum of its proper divisors (3024681).

674453911 is a wasteful number, since it uses less digits than its factorization.

674453911 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3024680.

The product of its digits is 90720, while the sum is 40.

The square root of 674453911 is about 25970.2504993695. The cubic root of 674453911 is about 876.9686985418.

The spelling of 674453911 in words is "six hundred seventy-four million, four hundred fifty-three thousand, nine hundred eleven".