674001111 has 16 divisors (see below), whose sum is σ = 1027461888. Its totient is φ = 384988800.

The previous prime is 674001089. The next prime is 674001127. The reversal of 674001111 is 111100476.

It is not a de Polignac number, because 674001111 - 2⁶ = 674001047 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (674001161) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 66031 + ... + 75551.

It is an arithmetic number, because the mean of its divisors is an integer number (64216368).

Almost surely, 2^674001111 is an apocalyptic number.

674001111 is a deficient number, since it is larger than the sum of its proper divisors (353460777).

674001111 is a wasteful number, since it uses less digits than its factorization.

674001111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12902.

The product of its (nonzero) digits is 168, while the sum is 21.

The square root of 674001111 is about 25961.5313685460. The cubic root of 674001111 is about 876.7724013020.

Adding to 674001111 its reverse (111100476), we get a palindrome (785101587).

The spelling of 674001111 in words is "six hundred seventy-four million, one thousand, one hundred eleven".