1382201969 has 2 divisors, whose sum is σ = 1382201970. Its totient is φ = 1382201968.

The previous prime is 1382201941. The next prime is 1382201981. The reversal of 1382201969 is 9691022831.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1375519744 + 6682225 = 37088^2 + 2585^2 .

It is a cyclic number.

It is not a de Polignac number, because 1382201969 - 2²⁰ = 1381153393 is a prime.

It is a super-2 number, since 2×1382201969² = 3820964566214953922, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1382207969) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 691100984 + 691100985.

It is an arithmetic number, because the mean of its divisors is an integer number (691100985).

Almost surely, 2^1382201969 is an apocalyptic number.

It is an amenable number.

1382201969 is a deficient number, since it is larger than the sum of its proper divisors (1).

1382201969 is an equidigital number, since it uses as much as digits as its factorization.

1382201969 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 46656, while the sum is 41.

The square root of 1382201969 is about 37177.9769352772. The cubic root of 1382201969 is about 1113.9281243279.

The spelling of 1382201969 in words is "one billion, three hundred eighty-two million, two hundred one thousand, nine hundred sixty-nine".