13670351 has 2 divisors, whose sum is σ = 13670352. Its totient is φ = 13670350.

The previous prime is 13670341. The next prime is 13670413. The reversal of 13670351 is 15307631.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13670351 - 2¹⁴ = 13653967 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13670351.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13670341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6835175 + 6835176.

It is an arithmetic number, because the mean of its divisors is an integer number (6835176).

Almost surely, 2^13670351 is an apocalyptic number.

13670351 is a deficient number, since it is larger than the sum of its proper divisors (1).

13670351 is an equidigital number, since it uses as much as digits as its factorization.

13670351 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1890, while the sum is 26.

The square root of 13670351 is about 3697.3437762805. The cubic root of 13670351 is about 239.1075127709.

Adding to 13670351 its reverse (15307631), we get a palindrome (28977982).

The spelling of 13670351 in words is "thirteen million, six hundred seventy thousand, three hundred fifty-one".