13156106 has 4 divisors (see below), whose sum is σ = 19734162. Its totient is φ = 6578052.

The previous prime is 13156103. The next prime is 13156109. The reversal of 13156106 is 60165131.

It is a happy number.

13156106 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (13156103) and next prime (13156109).

It can be written as a sum of positive squares in only one way, i.e., 10725625 + 2430481 = 3275^2 + 1559^2 .

It is not an unprimeable number, because it can be changed into a prime (13156103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3289025 + ... + 3289028.

Almost surely, 2^13156106 is an apocalyptic number.

13156106 is a deficient number, since it is larger than the sum of its proper divisors (6578056).

13156106 is an equidigital number, since it uses as much as digits as its factorization.

13156106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6578055.

The product of its (nonzero) digits is 540, while the sum is 23.

The square root of 13156106 is about 3627.1346818115. The cubic root of 13156106 is about 236.0708994106.

The spelling of 13156106 in words is "thirteen million, one hundred fifty-six thousand, one hundred six".