1442106793 has 2 divisors, whose sum is σ = 1442106794. Its totient is φ = 1442106792.

The previous prime is 1442106779. The next prime is 1442106797. The reversal of 1442106793 is 3976012441.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1121446144 + 320660649 = 33488^2 + 17907^2 .

It is an emirp because it is prime and its reverse (3976012441) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1442106793 - 2⁵ = 1442106761 is a prime.

It is not a weakly prime, because it can be changed into another prime (1442106797) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 721053396 + 721053397.

It is an arithmetic number, because the mean of its divisors is an integer number (721053397).

Almost surely, 2^1442106793 is an apocalyptic number.

It is an amenable number.

1442106793 is a deficient number, since it is larger than the sum of its proper divisors (1).

1442106793 is an equidigital number, since it uses as much as digits as its factorization.

1442106793 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36288, while the sum is 37.

The square root of 1442106793 is about 37975.0812112364. The cubic root of 1442106793 is about 1129.7936796677.

The spelling of 1442106793 in words is "one billion, four hundred forty-two million, one hundred six thousand, seven hundred ninety-three".