1355502520113 has 16 divisors (see below), whose sum is σ = 2107681276800. Its totient is φ = 774572868048.

The previous prime is 1355502520109. The next prime is 1355502520121. The reversal of 1355502520113 is 3110252055531.

It is a happy number.

It is not a de Polignac number, because 1355502520113 - 2² = 1355502520109 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1355502520313) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 658649370 + ... + 658651427.

It is an arithmetic number, because the mean of its divisors is an integer number (131730079800).

Almost surely, 2^{1355502520113} is an apocalyptic number.

It is an amenable number.

1355502520113 is a deficient number, since it is larger than the sum of its proper divisors (752178756687).

1355502520113 is an equidigital number, since it uses as much as digits as its factorization.

1355502520113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1317300821 (or 1317300807 counting only the distinct ones).

The product of its (nonzero) digits is 22500, while the sum is 33.

Adding to 1355502520113 its reverse (3110252055531), we get a palindrome (4465754575644).

The spelling of 1355502520113 in words is "one trillion, three hundred fifty-five billion, five hundred two million, five hundred twenty thousand, one hundred thirteen".