1240663113 has 12 divisors (see below), whose sum is σ = 1793238720. Its totient is φ = 826568856.

The previous prime is 1240663103. The next prime is 1240663117. The reversal of 1240663113 is 3113660421.

1240663113 is a `hidden beast` number, since 1 + 24 + 0 + 6 + 631 + 1 + 3 = 666.

It is not a de Polignac number, because 1240663113 - 2⁴ = 1240663097 is a prime.

It is a super-3 number, since 3×1240663113³ (a number of 28 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (1240663117) 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 11 ways as a sum of consecutive naturals, for example, 30181 + ... + 58242.

It is an arithmetic number, because the mean of its divisors is an integer number (149436560).

Almost surely, 2^1240663113 is an apocalyptic number.

It is an amenable number.

1240663113 is a deficient number, since it is larger than the sum of its proper divisors (552575607).

1240663113 is a wasteful number, since it uses less digits than its factorization.

1240663113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89988 (or 89985 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 1240663113 is about 35223.0480367614. The cubic root of 1240663113 is about 1074.5285440871.

The spelling of 1240663113 in words is "one billion, two hundred forty million, six hundred sixty-three thousand, one hundred thirteen".