674121154 has 8 divisors (see below), whose sum is σ = 1155636288. Its totient is φ = 288909060.

The previous prime is 674121143. The next prime is 674121163. The reversal of 674121154 is 451121476.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24075742 + ... + 24075769.

It is an arithmetic number, because the mean of its divisors is an integer number (144454536).

Almost surely, 2^674121154 is an apocalyptic number.

674121154 is a deficient number, since it is larger than the sum of its proper divisors (481515134).

674121154 is a wasteful number, since it uses less digits than its factorization.

674121154 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48151520.

The product of its digits is 6720, while the sum is 31.

The square root of 674121154 is about 25963.8432055041. The cubic root of 674121154 is about 876.8244507421.

The spelling of 674121154 in words is "six hundred seventy-four million, one hundred twenty-one thousand, one hundred fifty-four".