1240410113 has 4 divisors (see below), whose sum is σ = 1240959060. Its totient is φ = 1239861168.

The previous prime is 1240410109. The next prime is 1240410139. The reversal of 1240410113 is 3110140421.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3110140421 = 43 ⋅72328847.

It can be written as a sum of positive squares in 2 ways, for example, as 599662144 + 640747969 = 24488^2 + 25313^2 .

It is a cyclic number.

It is not a de Polignac number, because 1240410113 - 2² = 1240410109 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1240410091 and 1240410100.

It is not an unprimeable number, because it can be changed into a prime (1240410103) 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, 271070 + ... + 275607.

It is an arithmetic number, because the mean of its divisors is an integer number (310239765).

Almost surely, 2^1240410113 is an apocalyptic number.

It is an amenable number.

1240410113 is a deficient number, since it is larger than the sum of its proper divisors (548947).

1240410113 is an equidigital number, since it uses as much as digits as its factorization.

1240410113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 548946.

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 1240410113 is about 35219.4564552038. The cubic root of 1240410113 is about 1074.4554986863.

Adding to 1240410113 its reverse (3110140421), we get a palindrome (4350550534).

The spelling of 1240410113 in words is "one billion, two hundred forty million, four hundred ten thousand, one hundred thirteen".