1426081311 has 12 divisors (see below), whose sum is σ = 2110137120. Its totient is φ = 927532320.

The previous prime is 1426081301. The next prime is 1426081333. The reversal of 1426081311 is 1131806241.

It is a happy number.

1426081311 is a `hidden beast` number, since 1 + 42 + 608 + 1 + 3 + 11 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-1426081311 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1426081301) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1931991 + ... + 1932728.

It is an arithmetic number, because the mean of its divisors is an integer number (175844760).

Almost surely, 2^1426081311 is an apocalyptic number.

1426081311 is a deficient number, since it is larger than the sum of its proper divisors (684055809).

1426081311 is a wasteful number, since it uses less digits than its factorization.

1426081311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3864766 (or 3864763 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 27.

The square root of 1426081311 is about 37763.4917744639. The cubic root of 1426081311 is about 1125.5931189465.

Adding to 1426081311 its reverse (1131806241), we get a palindrome (2557887552).

The spelling of 1426081311 in words is "one billion, four hundred twenty-six million, eighty-one thousand, three hundred eleven".