1240263052 has 24 divisors (see below), whose sum is σ = 2486613920. Its totient is φ = 530236800.

The previous prime is 1240263023. The next prime is 1240263071. The reversal of 1240263052 is 2503620421.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42699 + ... + 65602.

Almost surely, 2^1240263052 is an apocalyptic number.

It is an amenable number.

1240263052 is an abundant number, since it is smaller than the sum of its proper divisors (1246350868).

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

1240263052 is a wasteful number, since it uses less digits than its factorization.

1240263052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108721 (or 108719 counting only the distinct ones).

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

The square root of 1240263052 is about 35217.3686126604. The cubic root of 1240263052 is about 1074.4130351109.

Adding to 1240263052 its reverse (2503620421), we get a palindrome (3743883473).

The spelling of 1240263052 in words is "one billion, two hundred forty million, two hundred sixty-three thousand, fifty-two".