13431350 has 48 divisors (see below), whose sum is σ = 26449200. Its totient is φ = 5066880.

The previous prime is 13431349. The next prime is 13431359. The reversal of 13431350 is 5313431.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13431359) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 85472 + ... + 85628.

It is an arithmetic number, because the mean of its divisors is an integer number (551025).

Almost surely, 2^13431350 is an apocalyptic number.

13431350 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13431350 is a deficient number, since it is larger than the sum of its proper divisors (13017850).

13431350 is a wasteful number, since it uses less digits than its factorization.

13431350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 257 (or 252 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 20.

The square root of 13431350 is about 3664.8806256139. The cubic root of 13431350 is about 237.7058602940.

Adding to 13431350 its reverse (5313431), we get a palindrome (18744781).

The spelling of 13431350 in words is "thirteen million, four hundred thirty-one thousand, three hundred fifty".