130533403 has 36 divisors (see below), whose sum is σ = 179496648. Its totient is φ = 93824640.

The previous prime is 130533397. The next prime is 130533407. The reversal of 130533403 is 304335031.

It is not a de Polignac number, because 130533403 - 2²¹ = 128436251 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130533407) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 90375 + ... + 91807.

It is an arithmetic number, because the mean of its divisors is an integer number (4986018).

Almost surely, 2^130533403 is an apocalyptic number.

130533403 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

130533403 is a deficient number, since it is larger than the sum of its proper divisors (48963245).

130533403 is a wasteful number, since it uses less digits than its factorization.

130533403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1484 (or 1464 counting only the distinct ones).

The product of its (nonzero) digits is 1620, while the sum is 22.

The square root of 130533403 is about 11425.1215748455. The cubic root of 130533403 is about 507.2716055129.

Adding to 130533403 its reverse (304335031), we get a palindrome (434868434).

The spelling of 130533403 in words is "one hundred thirty million, five hundred thirty-three thousand, four hundred three".