1146294238 has 4 divisors (see below), whose sum is σ = 1719441360. Its totient is φ = 573147118.

The previous prime is 1146294221. The next prime is 1146294257. The reversal of 1146294238 is 8324926411.

It is a semiprime because it is the product of two primes.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 1146294238.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 286573558 + ... + 286573561.

It is an arithmetic number, because the mean of its divisors is an integer number (429860340).

Almost surely, 2^1146294238 is an apocalyptic number.

1146294238 is a deficient number, since it is larger than the sum of its proper divisors (573147122).

1146294238 is an equidigital number, since it uses as much as digits as its factorization.

1146294238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 573147121.

The product of its digits is 82944, while the sum is 40.

The square root of 1146294238 is about 33856.9673479477. The cubic root of 1146294238 is about 1046.5629833375.

The spelling of 1146294238 in words is "one billion, one hundred forty-six million, two hundred ninety-four thousand, two hundred thirty-eight".