1145231674 has 8 divisors (see below), whose sum is σ = 1718598420. Its totient is φ = 572365536.

The previous prime is 1145231671. The next prime is 1145231719. The reversal of 1145231674 is 4761325411.

It can be written as a sum of positive squares in 2 ways, for example, as 954377449 + 190854225 = 30893^2 + 13815^2 .

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

It is not an unprimeable number, because it can be changed into a prime (1145231671) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 119379 + ... + 128614.

Almost surely, 2^1145231674 is an apocalyptic number.

1145231674 is a deficient number, since it is larger than the sum of its proper divisors (573366746).

1145231674 is a wasteful number, since it uses less digits than its factorization.

1145231674 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 250304.

The product of its digits is 20160, while the sum is 34.

The square root of 1145231674 is about 33841.2717550626. The cubic root of 1145231674 is about 1046.2395108543.

The spelling of 1145231674 in words is "one billion, one hundred forty-five million, two hundred thirty-one thousand, six hundred seventy-four".