1240341532 has 6 divisors (see below), whose sum is σ = 2170597688. Its totient is φ = 620170764.

The previous prime is 1240341511. The next prime is 1240341541. The reversal of 1240341532 is 2351430421.

It is a junction number, because it is equal to n+sod(n) for n = 1240341497 and 1240341506.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 155042688 + ... + 155042695.

Almost surely, 2^1240341532 is an apocalyptic number.

It is an amenable number.

1240341532 is a deficient number, since it is larger than the sum of its proper divisors (930256156).

1240341532 is a wasteful number, since it uses less digits than its factorization.

1240341532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 310085387 (or 310085385 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 1240341532 is about 35218.4828179750. The cubic root of 1240341532 is about 1074.4356964747.

Adding to 1240341532 its reverse (2351430421), we get a palindrome (3591771953).

Subtracting 1240341532 from its reverse (2351430421), we obtain a square (1111088889 = 33333²).

It can be divided in two parts, 12403 and 41532, that added together give a palindrome (53935).

The spelling of 1240341532 in words is "one billion, two hundred forty million, three hundred forty-one thousand, five hundred thirty-two".