1351104634242 has 144 divisors (see below), whose sum is σ = 3306574567296. Its totient is φ = 398131588800.

The previous prime is 1351104634241. The next prime is 1351104634259. The reversal of 1351104634242 is 2424364011531.

1351104634242 is a `hidden beast` number, since 1 + 3 + 5 + 1 + 10 + 4 + 634 + 2 + 4 + 2 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 1351104634197 and 1351104634206.

It is not an unprimeable number, because it can be changed into a prime (1351104634241) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 184296517 + ... + 184303847.

It is an arithmetic number, because the mean of its divisors is an integer number (22962323384).

Almost surely, 2^{1351104634242} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1351104634242, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1653287283648).

1351104634242 is an abundant number, since it is smaller than the sum of its proper divisors (1955469933054).

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

1351104634242 is a wasteful number, since it uses less digits than its factorization.

1351104634242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9685 (or 9671 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 36.

Adding to 1351104634242 its reverse (2424364011531), we get a palindrome (3775468645773).

The spelling of 1351104634242 in words is "one trillion, three hundred fifty-one billion, one hundred four million, six hundred thirty-four thousand, two hundred forty-two".