1433081138 has 8 divisors (see below), whose sum is σ = 2162047788. Its totient is φ = 712398544.

The previous prime is 1433081131. The next prime is 1433081189. The reversal of 1433081138 is 8311803341.

It can be written as a sum of positive squares in 2 ways, for example, as 1050213649 + 382867489 = 32407^2 + 19567^2 .

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 (1433081131) 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, 2070581 + ... + 2071272.

Almost surely, 2^1433081138 is an apocalyptic number.

1433081138 is a deficient number, since it is larger than the sum of its proper divisors (728966650).

1433081138 is a wasteful number, since it uses less digits than its factorization.

1433081138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4142028.

The product of its (nonzero) digits is 6912, while the sum is 32.

The square root of 1433081138 is about 37856.0581413332. The cubic root of 1433081138 is about 1127.4317474003.

Adding to 1433081138 its reverse (8311803341), we get a palindrome (9744884479).

The spelling of 1433081138 in words is "one billion, four hundred thirty-three million, eighty-one thousand, one hundred thirty-eight".