1120106531 has 4 divisors (see below), whose sum is σ = 1120312464. Its totient is φ = 1119900600.

The previous prime is 1120106521. The next prime is 1120106551. The reversal of 1120106531 is 1356010211.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1356010211 = 3557 ⋅381223.

It is a cyclic number.

It is not a de Polignac number, because 1120106531 - 2²² = 1115912227 is a prime.

It is a super-2 number, since 2×1120106531² = 2509277281577707922, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1120106521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 94580 + ... + 105761.

It is an arithmetic number, because the mean of its divisors is an integer number (280078116).

Almost surely, 2^1120106531 is an apocalyptic number.

1120106531 is a deficient number, since it is larger than the sum of its proper divisors (205933).

1120106531 is an equidigital number, since it uses as much as digits as its factorization.

1120106531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 205932.

The product of its (nonzero) digits is 180, while the sum is 20.

The square root of 1120106531 is about 33467.9926347548. The cubic root of 1120106531 is about 1038.5317456114.

Adding to 1120106531 its reverse (1356010211), we get a palindrome (2476116742).

The spelling of 1120106531 in words is "one billion, one hundred twenty million, one hundred six thousand, five hundred thirty-one".