13433130 has 24 divisors (see below), whose sum is σ = 34926372. Its totient is φ = 3582144.

The previous prime is 13433113. The next prime is 13433141. The reversal of 13433130 is 3133431.

It can be written as a sum of positive squares in 2 ways, for example, as 13111641 + 321489 = 3621^2 + 567^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 74539 + ... + 74718.

Almost surely, 2^13433130 is an apocalyptic number.

13433130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13433130 is an abundant number, since it is smaller than the sum of its proper divisors (21493242).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13433130 is a wasteful number, since it uses less digits than its factorization.

13433130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149270 (or 149267 counting only the distinct ones).

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

The square root of 13433130 is about 3665.1234631319. The cubic root of 13433130 is about 237.7163605475.

Adding to 13433130 its reverse (3133431), we get a palindrome (16566561).

The spelling of 13433130 in words is "thirteen million, four hundred thirty-three thousand, one hundred thirty".