1355613513124 has 24 divisors (see below), whose sum is σ = 2642906984760. Its totient is φ = 604093023744.

The previous prime is 1355613513113. The next prime is 1355613513151. The reversal of 1355613513124 is 4213153165531.

It can be written as a sum of positive squares in 4 ways, for example, as 2072070400 + 1353541442724 = 45520^2 + 1163418^2 .

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, 449472469 + ... + 449475484.

It is an arithmetic number, because the mean of its divisors is an integer number (110121124365).

Almost surely, 2^{1355613513124} is an apocalyptic number.

It is an amenable number.

1355613513124 is a deficient number, since it is larger than the sum of its proper divisors (1287293471636).

1355613513124 is a wasteful number, since it uses less digits than its factorization.

1355613513124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 898947999 (or 898947997 counting only the distinct ones).

The product of its digits is 162000, while the sum is 40.

Adding to 1355613513124 its reverse (4213153165531), we get a palindrome (5568766678655).

The spelling of 1355613513124 in words is "one trillion, three hundred fifty-five billion, six hundred thirteen million, five hundred thirteen thousand, one hundred twenty-four".