1000235133 has 24 divisors (see below), whose sum is σ = 1488647160. Its totient is φ = 646863360.

The previous prime is 1000235113. The next prime is 1000235147. The reversal of 1000235133 is 3315320001.

It can be written as a sum of positive squares in 4 ways, for example, as 34082244 + 966152889 = 5838^2 + 31083^2 .

It is not a de Polignac number, because 1000235133 - 2⁸ = 1000234877 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1000235113) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 30673 + ... + 54233.

It is an arithmetic number, because the mean of its divisors is an integer number (62026965).

Almost surely, 2^1000235133 is an apocalyptic number.

It is an amenable number.

1000235133 is a deficient number, since it is larger than the sum of its proper divisors (488412027).

1000235133 is a wasteful number, since it uses less digits than its factorization.

1000235133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23709 (or 23706 counting only the distinct ones).

The product of its (nonzero) digits is 270, while the sum is 18.

The square root of 1000235133 is about 31626.4941623317. The cubic root of 1000235133 is about 1000.0783715244.

Adding to 1000235133 its reverse (3315320001), we get a palindrome (4315555134).

The spelling of 1000235133 in words is "one billion, two hundred thirty-five thousand, one hundred thirty-three".