1313240530 has 32 divisors (see below), whose sum is σ = 2711833344. Its totient is φ = 448535616.

The previous prime is 1313240527. The next prime is 1313240543. The reversal of 1313240530 is 350423131.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17257 + ... + 54076.

It is an arithmetic number, because the mean of its divisors is an integer number (84744792).

Almost surely, 2^1313240530 is an apocalyptic number.

1313240530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1313240530 is an abundant number, since it is smaller than the sum of its proper divisors (1398592814).

1313240530 is a wasteful number, since it uses less digits than its factorization.

1313240530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71610.

The product of its (nonzero) digits is 1080, while the sum is 22.

The square root of 1313240530 is about 36238.6607092481. The cubic root of 1313240530 is about 1095.0856615151.

Adding to 1313240530 its reverse (350423131), we get a palindrome (1663663661).

The spelling of 1313240530 in words is "one billion, three hundred thirteen million, two hundred forty thousand, five hundred thirty".