130203733 has 4 divisors (see below), whose sum is σ = 142040448. Its totient is φ = 118367020.

The previous prime is 130203719. The next prime is 130203739. The reversal of 130203733 is 337302031.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 130203733 - 2²¹ = 128106581 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130203739) 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, 5918341 + ... + 5918362.

It is an arithmetic number, because the mean of its divisors is an integer number (35510112).

Almost surely, 2^130203733 is an apocalyptic number.

It is an amenable number.

130203733 is a deficient number, since it is larger than the sum of its proper divisors (11836715).

130203733 is a wasteful number, since it uses less digits than its factorization.

130203733 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11836714.

The product of its (nonzero) digits is 1134, while the sum is 22.

The square root of 130203733 is about 11410.6850364034. The cubic root of 130203733 is about 506.8441971274.

Adding to 130203733 its reverse (337302031), we get a palindrome (467505764).

The spelling of 130203733 in words is "one hundred thirty million, two hundred three thousand, seven hundred thirty-three".