1240536116 has 12 divisors (see below), whose sum is σ = 2171316420. Its totient is φ = 620160000.

The previous prime is 1240536107. The next prime is 1240536133. The reversal of 1240536116 is 6116350421.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 382046116 + 858490000 = 19546^2 + 29300^2 .

It is a congruent number.

It is an unprimeable number.

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, 2366 + ... + 49866.

It is an arithmetic number, because the mean of its divisors is an integer number (180943035).

Almost surely, 2^1240536116 is an apocalyptic number.

It is an amenable number.

1240536116 is a deficient number, since it is larger than the sum of its proper divisors (930780304).

1240536116 is a wasteful number, since it uses less digits than its factorization.

1240536116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54034 (or 54032 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 1240536116 is about 35221.2452363627. The cubic root of 1240536116 is about 1074.4918791357.

Adding to 1240536116 its reverse (6116350421), we get a palindrome (7356886537).

The spelling of 1240536116 in words is "one billion, two hundred forty million, five hundred thirty-six thousand, one hundred sixteen".