1942295647 has 2 divisors, whose sum is σ = 1942295648. Its totient is φ = 1942295646.

The previous prime is 1942295627. The next prime is 1942295657. The reversal of 1942295647 is 7465922491.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1942295647 - 2¹⁵ = 1942262879 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1942295647.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1942295627) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 971147823 + 971147824.

It is an arithmetic number, because the mean of its divisors is an integer number (971147824).

Almost surely, 2^1942295647 is an apocalyptic number.

1942295647 is a deficient number, since it is larger than the sum of its proper divisors (1).

1942295647 is an equidigital number, since it uses as much as digits as its factorization.

1942295647 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1088640, while the sum is 49.

The square root of 1942295647 is about 44071.4833764420. The cubic root of 1942295647 is about 1247.6854549769.

The spelling of 1942295647 in words is "one billion, nine hundred forty-two million, two hundred ninety-five thousand, six hundred forty-seven".