13340156 has 12 divisors (see below), whose sum is σ = 23377368. Its totient is φ = 6660912.

The previous prime is 13340143. The next prime is 13340167. The reversal of 13340156 is 65104331.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1790 + ... + 5466.

It is an arithmetic number, because the mean of its divisors is an integer number (1948114).

Almost surely, 2^13340156 is an apocalyptic number.

It is an amenable number.

13340156 is a deficient number, since it is larger than the sum of its proper divisors (10037212).

13340156 is a wasteful number, since it uses less digits than its factorization.

13340156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4588 (or 4586 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 23.

The square root of 13340156 is about 3652.4178293290. The cubic root of 13340156 is about 237.1666592316.

Adding to 13340156 its reverse (65104331), we get a palindrome (78444487).

The spelling of 13340156 in words is "thirteen million, three hundred forty thousand, one hundred fifty-six".