1240144324 has 12 divisors (see below), whose sum is σ = 2173147648. Its totient is φ = 619245000.

The previous prime is 1240144289. The next prime is 1240144349. The reversal of 1240144324 is 4234410421.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 203412 + ... + 209419.

Almost surely, 2^1240144324 is an apocalyptic number.

It is an amenable number.

1240144324 is a deficient number, since it is larger than the sum of its proper divisors (933003324).

1240144324 is a wasteful number, since it uses less digits than its factorization.

1240144324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 413586 (or 413584 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 25.

The square root of 1240144324 is about 35215.6829267870. The cubic root of 1240144324 is about 1074.3787501847.

Adding to 1240144324 its reverse (4234410421), we get a palindrome (5474554745).

The spelling of 1240144324 in words is "one billion, two hundred forty million, one hundred forty-four thousand, three hundred twenty-four".