1351104635020 has 72 divisors (see below), whose sum is σ = 3301326670320. Its totient is φ = 463127656320.

The previous prime is 1351104634951. The next prime is 1351104635039. The reversal of 1351104635020 is 205364011531.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4093350 + ... + 4411090.

It is an arithmetic number, because the mean of its divisors is an integer number (45851759310).

Almost surely, 2^{1351104635020} is an apocalyptic number.

1351104635020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1351104635020 is an abundant number, since it is smaller than the sum of its proper divisors (1950222035300).

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

1351104635020 is a wasteful number, since it uses less digits than its factorization.

1351104635020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 322103 (or 322094 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 31.

Adding to 1351104635020 its reverse (205364011531), we get a palindrome (1556468646551).

The spelling of 1351104635020 in words is "one trillion, three hundred fifty-one billion, one hundred four million, six hundred thirty-five thousand, twenty".