1023320133 has 12 divisors (see below), whose sum is σ = 1612504608. Its totient is φ = 620193960.

The previous prime is 1023320099. The next prime is 1023320159. The reversal of 1023320133 is 3310233201.

It is not a de Polignac number, because 1023320133 - 2¹⁶ = 1023254597 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1023320173) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5168185 + ... + 5168382.

It is an arithmetic number, because the mean of its divisors is an integer number (134375384).

Almost surely, 2^1023320133 is an apocalyptic number.

It is an amenable number.

1023320133 is a deficient number, since it is larger than the sum of its proper divisors (589184475).

1023320133 is a wasteful number, since it uses less digits than its factorization.

1023320133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10336584 (or 10336581 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 18.

The square root of 1023320133 is about 31989.3753143133. The cubic root of 1023320133 is about 1007.7137231491.

Adding to 1023320133 its reverse (3310233201), we get a palindrome (4333553334).

The spelling of 1023320133 in words is "one billion, twenty-three million, three hundred twenty thousand, one hundred thirty-three".