1072117399 has 2 divisors, whose sum is σ = 1072117400. Its totient is φ = 1072117398.

The previous prime is 1072117381. The next prime is 1072117477. The reversal of 1072117399 is 9937112701.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1072117399 - 2¹¹ = 1072115351 is a prime.

It is a super-2 number, since 2×1072117399² = 2298871434477050402, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1072117339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 536058699 + 536058700.

It is an arithmetic number, because the mean of its divisors is an integer number (536058700).

Almost surely, 2^1072117399 is an apocalyptic number.

1072117399 is a deficient number, since it is larger than the sum of its proper divisors (1).

1072117399 is an equidigital number, since it uses as much as digits as its factorization.

1072117399 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23814, while the sum is 40.

The square root of 1072117399 is about 32743.2038597325. The cubic root of 1072117399 is about 1023.4833485708.

The spelling of 1072117399 in words is "one billion, seventy-two million, one hundred seventeen thousand, three hundred ninety-nine".