1442166203 has 2 divisors, whose sum is σ = 1442166204. Its totient is φ = 1442166202.

The previous prime is 1442166197. The next prime is 1442166269. The reversal of 1442166203 is 3026612441.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1442166203 - 2¹⁸ = 1441904059 is a prime.

It is not a weakly prime, because it can be changed into another prime (1442166403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 721083101 + 721083102.

It is an arithmetic number, because the mean of its divisors is an integer number (721083102).

Almost surely, 2^1442166203 is an apocalyptic number.

1442166203 is a deficient number, since it is larger than the sum of its proper divisors (1).

1442166203 is an equidigital number, since it uses as much as digits as its factorization.

1442166203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6912, while the sum is 29.

The square root of 1442166203 is about 37975.8634266556. The cubic root of 1442166203 is about 1129.8091940344.

Adding to 1442166203 its reverse (3026612441), we get a palindrome (4468778644).

The spelling of 1442166203 in words is "one billion, four hundred forty-two million, one hundred sixty-six thousand, two hundred three".