1382222993 has 2 divisors, whose sum is σ = 1382222994. Its totient is φ = 1382222992.

The previous prime is 1382222981. The next prime is 1382223013. The reversal of 1382222993 is 3992222831.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 994014784 + 388208209 = 31528^2 + 19703^2 .

It is a cyclic number.

It is not a de Polignac number, because 1382222993 - 2⁴ = 1382222977 is a prime.

It is a super-3 number, since 3×1382222993³ (a number of 28 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1382222993.

It is not a weakly prime, because it can be changed into another prime (1382222903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 691111496 + 691111497.

It is an arithmetic number, because the mean of its divisors is an integer number (691111497).

Almost surely, 2^1382222993 is an apocalyptic number.

It is an amenable number.

1382222993 is a deficient number, since it is larger than the sum of its proper divisors (1).

1382222993 is an equidigital number, since it uses as much as digits as its factorization.

1382222993 is an evil number, because the sum of its binary digits is even.

The product of its digits is 93312, while the sum is 41.

The square root of 1382222993 is about 37178.2596822390. The cubic root of 1382222993 is about 1113.9337721050.

The spelling of 1382222993 in words is "one billion, three hundred eighty-two million, two hundred twenty-two thousand, nine hundred ninety-three".