1240703036 has 12 divisors (see below), whose sum is σ = 2200973712. Its totient is φ = 611853408.

The previous prime is 1240703033. The next prime is 1240703063. The reversal of 1240703036 is 6303070421.

It is a junction number, because it is equal to n+sod(n) for n = 1240702996 and 1240703014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1240703033) 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, 2124200 + ... + 2124783.

It is an arithmetic number, because the mean of its divisors is an integer number (183414476).

Almost surely, 2^1240703036 is an apocalyptic number.

It is an amenable number.

1240703036 is a deficient number, since it is larger than the sum of its proper divisors (960270676).

1240703036 is a wasteful number, since it uses less digits than its factorization.

1240703036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4249060 (or 4249058 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 26.

The square root of 1240703036 is about 35223.6147491992. The cubic root of 1240703036 is about 1074.5400696287.

Adding to 1240703036 its reverse (6303070421), we get a palindrome (7543773457).

The spelling of 1240703036 in words is "one billion, two hundred forty million, seven hundred three thousand, thirty-six".