1370138117 has 2 divisors, whose sum is σ = 1370138118. Its totient is φ = 1370138116.

The previous prime is 1370138113. The next prime is 1370138131. The reversal of 1370138117 is 7118310731.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1266932836 + 103205281 = 35594^2 + 10159^2 .

It is a cyclic number.

It is not a de Polignac number, because 1370138117 - 2² = 1370138113 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1370138113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 685069058 + 685069059.

It is an arithmetic number, because the mean of its divisors is an integer number (685069059).

Almost surely, 2^1370138117 is an apocalyptic number.

It is an amenable number.

1370138117 is a deficient number, since it is larger than the sum of its proper divisors (1).

1370138117 is an equidigital number, since it uses as much as digits as its factorization.

1370138117 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3528, while the sum is 32.

The square root of 1370138117 is about 37015.3767642584. The cubic root of 1370138117 is about 1110.6778634195.

Adding to 1370138117 its reverse (7118310731), we get a palindrome (8488448848).

The spelling of 1370138117 in words is "one billion, three hundred seventy million, one hundred thirty-eight thousand, one hundred seventeen".