1442126311 has 2 divisors, whose sum is σ = 1442126312. Its totient is φ = 1442126310.

The previous prime is 1442126281. The next prime is 1442126347. The reversal of 1442126311 is 1136212441.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1442126311 - 2⁷ = 1442126183 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1442121311) 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, 721063155 + 721063156.

It is an arithmetic number, because the mean of its divisors is an integer number (721063156).

Almost surely, 2^1442126311 is an apocalyptic number.

1442126311 is a deficient number, since it is larger than the sum of its proper divisors (1).

1442126311 is an equidigital number, since it uses as much as digits as its factorization.

1442126311 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1152, while the sum is 25.

The square root of 1442126311 is about 37975.3381946758. The cubic root of 1442126311 is about 1129.7987766581.

Adding to 1442126311 its reverse (1136212441), we get a palindrome (2578338752).

The spelling of 1442126311 in words is "one billion, four hundred forty-two million, one hundred twenty-six thousand, three hundred eleven".