13770381007 has 2 divisors, whose sum is σ = 13770381008. Its totient is φ = 13770381006.

The previous prime is 13770380999. The next prime is 13770381029. The reversal of 13770381007 is 70018307731.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13770381007 - 2³ = 13770380999 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13770381047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6885190503 + 6885190504.

It is an arithmetic number, because the mean of its divisors is an integer number (6885190504).

Almost surely, 2^13770381007 is an apocalyptic number.

13770381007 is a deficient number, since it is larger than the sum of its proper divisors (1).

13770381007 is an equidigital number, since it uses as much as digits as its factorization.

13770381007 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24696, while the sum is 37.

Adding to 13770381007 its reverse (70018307731), we get a palindrome (83788688738).

The spelling of 13770381007 in words is "thirteen billion, seven hundred seventy million, three hundred eighty-one thousand, seven".