13670515207 has 2 divisors, whose sum is σ = 13670515208. Its totient is φ = 13670515206.

The previous prime is 13670515193. The next prime is 13670515211. The reversal of 13670515207 is 70251507631.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13670515207 - 2¹¹ = 13670513159 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13670515907) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6835257603 + 6835257604.

It is an arithmetic number, because the mean of its divisors is an integer number (6835257604).

Almost surely, 2^13670515207 is an apocalyptic number.

13670515207 is a deficient number, since it is larger than the sum of its proper divisors (1).

13670515207 is an equidigital number, since it uses as much as digits as its factorization.

13670515207 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 44100, while the sum is 37.

The spelling of 13670515207 in words is "thirteen billion, six hundred seventy million, five hundred fifteen thousand, two hundred seven".