1370071697 has 4 divisors (see below), whose sum is σ = 1372285680. Its totient is φ = 1367857716.

The previous prime is 1370071663. The next prime is 1370071699. The reversal of 1370071697 is 7961700731.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 7961700731 = 1019 ⋅7813249.

It is a cyclic number.

It is not a de Polignac number, because 1370071697 - 2⁸ = 1370071441 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1370071699) 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 in 3 ways as a sum of consecutive naturals, for example, 1106063 + ... + 1107300.

It is an arithmetic number, because the mean of its divisors is an integer number (343071420).

Almost surely, 2^1370071697 is an apocalyptic number.

It is an amenable number.

1370071697 is a deficient number, since it is larger than the sum of its proper divisors (2213983).

1370071697 is an equidigital number, since it uses as much as digits as its factorization.

1370071697 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2213982.

The product of its (nonzero) digits is 55566, while the sum is 41.

The square root of 1370071697 is about 37014.4795586808. The cubic root of 1370071697 is about 1110.6599157360.

The spelling of 1370071697 in words is "one billion, three hundred seventy million, seventy-one thousand, six hundred ninety-seven".