1145533234 has 8 divisors (see below), whose sum is σ = 1777551660. Its totient is φ = 553016016.

The previous prime is 1145533231. The next prime is 1145533261. The reversal of 1145533234 is 4323355411.

It can be written as a sum of positive squares in 2 ways, for example, as 1135892209 + 9641025 = 33703^2 + 3105^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 1145533196 and 1145533205.

It is not an unprimeable number, because it can be changed into a prime (1145533231) 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, 9875229 + ... + 9875344.

Almost surely, 2^1145533234 is an apocalyptic number.

1145533234 is a deficient number, since it is larger than the sum of its proper divisors (632018426).

1145533234 is a wasteful number, since it uses less digits than its factorization.

1145533234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19750604.

The product of its digits is 21600, while the sum is 31.

The square root of 1145533234 is about 33845.7269681122. The cubic root of 1145533234 is about 1046.3313339923.

Adding to 1145533234 its reverse (4323355411), we get a palindrome (5468888645).

The spelling of 1145533234 in words is "one billion, one hundred forty-five million, five hundred thirty-three thousand, two hundred thirty-four".