1241240528 has 20 divisors (see below), whose sum is σ = 2623531488. Its totient is φ = 564200160.

The previous prime is 1241240503. The next prime is 1241240579. The reversal of 1241240528 is 8250421421.

It is a self number, because there is not a number n which added to its sum of digits gives 1241240528.

It is a congruent number.

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, 3526076 + ... + 3526427.

Almost surely, 2^1241240528 is an apocalyptic number.

It is an amenable number.

1241240528 is an abundant number, since it is smaller than the sum of its proper divisors (1382290960).

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

1241240528 is a wasteful number, since it uses less digits than its factorization.

1241240528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7052522 (or 7052516 counting only the distinct ones).

The product of its (nonzero) digits is 5120, while the sum is 29.

The square root of 1241240528 is about 35231.2436340246. The cubic root of 1241240528 is about 1074.6952164264.

Adding to 1241240528 its reverse (8250421421), we get a palindrome (9491661949).

The spelling of 1241240528 in words is "one billion, two hundred forty-one million, two hundred forty thousand, five hundred twenty-eight".