1412135440 has 40 divisors (see below), whose sum is σ = 3322787328. Its totient is φ = 558046080.

The previous prime is 1412135419. The next prime is 1412135449. The reversal of 1412135440 is 445312141.

It is a tau number, because it is divible by the number of its divisors (40).

It is not an unprimeable number, because it can be changed into a prime (1412135449) 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 7 ways as a sum of consecutive naturals, for example, 99696 + ... + 112975.

Almost surely, 2^1412135440 is an apocalyptic number.

1412135440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1412135440 is an abundant number, since it is smaller than the sum of its proper divisors (1910651888).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1412135440 is a wasteful number, since it uses less digits than its factorization.

1412135440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 212767 (or 212761 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 25.

The square root of 1412135440 is about 37578.3905988535. The cubic root of 1412135440 is about 1121.9119765127.

Adding to 1412135440 its reverse (445312141), we get a palindrome (1857447581).

The spelling of 1412135440 in words is "one billion, four hundred twelve million, one hundred thirty-five thousand, four hundred forty".