1112001131 has 2 divisors, whose sum is σ = 1112001132. Its totient is φ = 1112001130.

The previous prime is 1112001103. The next prime is 1112001133. The reversal of 1112001131 is 1311002111.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1112001131 - 2⁶ = 1112001067 is a prime.

It is a super-2 number, since 2×1112001131² = 2473093030690558322, which contains 22 as substring.

Together with 1112001133, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1112001133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 556000565 + 556000566.

It is an arithmetic number, because the mean of its divisors is an integer number (556000566).

Almost surely, 2^1112001131 is an apocalyptic number.

1112001131 is a deficient number, since it is larger than the sum of its proper divisors (1).

1112001131 is an equidigital number, since it uses as much as digits as its factorization.

1112001131 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6, while the sum is 11.

The square root of 1112001131 is about 33346.6809592799. The cubic root of 1112001131 is about 1036.0206447166.

Adding to 1112001131 its reverse (1311002111), we get a palindrome (2423003242).

The spelling of 1112001131 in words is "one billion, one hundred twelve million, one thousand, one hundred thirty-one".