1942622953 has 2 divisors, whose sum is σ = 1942622954. Its totient is φ = 1942622952.

The previous prime is 1942622923. The next prime is 1942622959. The reversal of 1942622953 is 3592262491.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1054106089 + 888516864 = 32467^2 + 29808^2 .

It is an emirp because it is prime and its reverse (3592262491) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1942622953 - 2⁹ = 1942622441 is a prime.

It is not a weakly prime, because it can be changed into another prime (1942622959) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 971311476 + 971311477.

It is an arithmetic number, because the mean of its divisors is an integer number (971311477).

Almost surely, 2^1942622953 is an apocalyptic number.

It is an amenable number.

1942622953 is a deficient number, since it is larger than the sum of its proper divisors (1).

1942622953 is an equidigital number, since it uses as much as digits as its factorization.

1942622953 is an evil number, because the sum of its binary digits is even.

The product of its digits is 233280, while the sum is 43.

The square root of 1942622953 is about 44075.1965735832. The cubic root of 1942622953 is about 1247.7555356225.

The spelling of 1942622953 in words is "one billion, nine hundred forty-two million, six hundred twenty-two thousand, nine hundred fifty-three".