1420111133 has 16 divisors (see below), whose sum is σ = 1731590784. Its totient is φ = 1136878080.

The previous prime is 1420111117. The next prime is 1420111139. The reversal of 1420111133 is 3311110241.

It is a cyclic number.

It is not a de Polignac number, because 1420111133 - 2⁴ = 1420111117 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1420111139) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29960 + ... + 61137.

It is an arithmetic number, because the mean of its divisors is an integer number (108224424).

Almost surely, 2^1420111133 is an apocalyptic number.

It is an amenable number.

1420111133 is a deficient number, since it is larger than the sum of its proper divisors (311479651).

1420111133 is a wasteful number, since it uses less digits than its factorization.

1420111133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91252.

The product of its (nonzero) digits is 72, while the sum is 17.

The square root of 1420111133 is about 37684.3619157868. The cubic root of 1420111133 is about 1124.0201860270.

Adding to 1420111133 its reverse (3311110241), we get a palindrome (4731221374).

The spelling of 1420111133 in words is "one billion, four hundred twenty million, one hundred eleven thousand, one hundred thirty-three".