1069970719 has 2 divisors, whose sum is σ = 1069970720. Its totient is φ = 1069970718.

The previous prime is 1069970687. The next prime is 1069970761. The reversal of 1069970719 is 9170799601.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1069970719 - 2⁵ = 1069970687 is a prime.

It is a super-2 number, since 2×1069970719² = 2289674679034753922, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1069970779) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 534985359 + 534985360.

It is an arithmetic number, because the mean of its divisors is an integer number (534985360).

Almost surely, 2^1069970719 is an apocalyptic number.

1069970719 is a deficient number, since it is larger than the sum of its proper divisors (1).

1069970719 is an equidigital number, since it uses as much as digits as its factorization.

1069970719 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 214326, while the sum is 49.

The square root of 1069970719 is about 32710.4068913855. The cubic root of 1069970719 is about 1022.7997918173.

Subtracting from 1069970719 its sum of digits (49), we obtain a triangular number (1069970670 = T₄₆₂₅₉).

It can be divided in two parts, 10699 and 70719, that added together give a palindrome (81418).

The spelling of 1069970719 in words is "one billion, sixty-nine million, nine hundred seventy thousand, seven hundred nineteen".