1941412769 has 2 divisors, whose sum is σ = 1941412770. Its totient is φ = 1941412768.

The previous prime is 1941412741. The next prime is 1941412807. The reversal of 1941412769 is 9672141491.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1786161169 + 155251600 = 42263^2 + 12460^2 .

It is a cyclic number.

It is not a de Polignac number, because 1941412769 - 2⁸ = 1941412513 is a prime.

It is a super-2 number, since 2×1941412769² = 7538167079272494722, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (1941412069) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 970706384 + 970706385.

It is an arithmetic number, because the mean of its divisors is an integer number (970706385).

Almost surely, 2^1941412769 is an apocalyptic number.

It is an amenable number.

1941412769 is a deficient number, since it is larger than the sum of its proper divisors (1).

1941412769 is an equidigital number, since it uses as much as digits as its factorization.

1941412769 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 108864, while the sum is 44.

The square root of 1941412769 is about 44061.4658063029. The cubic root of 1941412769 is about 1247.4963795757.

The spelling of 1941412769 in words is "one billion, nine hundred forty-one million, four hundred twelve thousand, seven hundred sixty-nine".