13431060 has 144 divisors (see below), whose sum is σ = 44029440. Its totient is φ = 3306240.

The previous prime is 13431059. The next prime is 13431109. The reversal of 13431060 is 6013431.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 161779 + ... + 161861.

It is an arithmetic number, because the mean of its divisors is an integer number (305760).

Almost surely, 2^13431060 is an apocalyptic number.

13431060 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13431060, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22014720).

13431060 is an abundant number, since it is smaller than the sum of its proper divisors (30598380).

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

13431060 is a wasteful number, since it uses less digits than its factorization.

13431060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158 (or 153 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 13431060 is about 3664.8410606737. The cubic root of 13431060 is about 237.7041494906.

Adding to 13431060 its reverse (6013431), we get a palindrome (19444491).

The spelling of 13431060 in words is "thirteen million, four hundred thirty-one thousand, sixty".