13707229 has 2 divisors, whose sum is σ = 13707230. Its totient is φ = 13707228.

The previous prime is 13707217. The next prime is 13707251. The reversal of 13707229 is 92270731.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12766329 + 940900 = 3573^2 + 970^2 .

It is a cyclic number.

It is not a de Polignac number, because 13707229 - 2⁹ = 13706717 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13707229.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13707269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6853614 + 6853615.

It is an arithmetic number, because the mean of its divisors is an integer number (6853615).

Almost surely, 2^13707229 is an apocalyptic number.

It is an amenable number.

13707229 is a deficient number, since it is larger than the sum of its proper divisors (1).

13707229 is an equidigital number, since it uses as much as digits as its factorization.

13707229 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5292, while the sum is 31.

The square root of 13707229 is about 3702.3275111746. The cubic root of 13707229 is about 239.3223302144.

It can be divided in two parts, 1370722 and 9, that added together give a palindrome (1370731).

The spelling of 13707229 in words is "thirteen million, seven hundred seven thousand, two hundred twenty-nine".