1112401131 has 4 divisors (see below), whose sum is σ = 1483201512. Its totient is φ = 741600752.

The previous prime is 1112401097. The next prime is 1112401159. The reversal of 1112401131 is 1311042111.

1112401131 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1112401131 - 2¹⁴ = 1112384747 is a prime.

It is a super-2 number, since 2×1112401131² = 2474872552500158322, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1112401131.

It is not an unprimeable number, because it can be changed into a prime (1112401231) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 185400186 + ... + 185400191.

It is an arithmetic number, because the mean of its divisors is an integer number (370800378).

Almost surely, 2^1112401131 is an apocalyptic number.

1112401131 is a deficient number, since it is larger than the sum of its proper divisors (370800381).

1112401131 is an equidigital number, since it uses as much as digits as its factorization.

1112401131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 370800380.

The product of its (nonzero) digits is 24, while the sum is 15.

The square root of 1112401131 is about 33352.6780184141. The cubic root of 1112401131 is about 1036.1448527973.

Adding to 1112401131 its reverse (1311042111), we get a palindrome (2423443242).

The spelling of 1112401131 in words is "one billion, one hundred twelve million, four hundred one thousand, one hundred thirty-one".