1442002801 has 2 divisors, whose sum is σ = 1442002802. Its totient is φ = 1442002800.

The previous prime is 1442002787. The next prime is 1442002811. The reversal of 1442002801 is 1082002441.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1376781025 + 65221776 = 37105^2 + 8076^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1442002801 is a prime.

It is not a weakly prime, because it can be changed into another prime (1442002811) 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, 721001400 + 721001401.

It is an arithmetic number, because the mean of its divisors is an integer number (721001401).

Almost surely, 2^1442002801 is an apocalyptic number.

It is an amenable number.

1442002801 is a deficient number, since it is larger than the sum of its proper divisors (1).

1442002801 is an equidigital number, since it uses as much as digits as its factorization.

1442002801 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 512, while the sum is 22.

The square root of 1442002801 is about 37973.7119728899. The cubic root of 1442002801 is about 1129.7665221023.

The spelling of 1442002801 in words is "one billion, four hundred forty-two million, two thousand, eight hundred one".