1442916413 has 2 divisors, whose sum is σ = 1442916414. Its totient is φ = 1442916412.

The previous prime is 1442916407. The next prime is 1442916427. The reversal of 1442916413 is 3146192441.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1442632324 + 284089 = 37982^2 + 533^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1442916413 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1442916473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 721458206 + 721458207.

It is an arithmetic number, because the mean of its divisors is an integer number (721458207).

Almost surely, 2^1442916413 is an apocalyptic number.

It is an amenable number.

1442916413 is a deficient number, since it is larger than the sum of its proper divisors (1).

1442916413 is an equidigital number, since it uses as much as digits as its factorization.

1442916413 is an evil number, because the sum of its binary digits is even.

The product of its digits is 20736, while the sum is 35.

The square root of 1442916413 is about 37985.7396005396. The cubic root of 1442916413 is about 1130.0050677195.

The spelling of 1442916413 in words is "one billion, four hundred forty-two million, nine hundred sixteen thousand, four hundred thirteen".