1361433505146 has 64 divisors (see below), whose sum is σ = 3218048096256. Its totient is φ = 378540158400.

The previous prime is 1361433505123. The next prime is 1361433505169. The reversal of 1361433505146 is 6415053341631.

It is an interprime number because it is at equal distance from previous prime (1361433505123) and next prime (1361433505169).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1361433505098 and 1361433505107.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4607470 + ... + 4894041.

It is an arithmetic number, because the mean of its divisors is an integer number (50282001504).

Almost surely, 2^{1361433505146} is an apocalyptic number.

1361433505146 is an abundant number, since it is smaller than the sum of its proper divisors (1856614591110).

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

1361433505146 is a wasteful number, since it uses less digits than its factorization.

1361433505146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9501707.

The product of its (nonzero) digits is 388800, while the sum is 42.

Adding to 1361433505146 its reverse (6415053341631), we get a palindrome (7776486846777).

The spelling of 1361433505146 in words is "one trillion, three hundred sixty-one billion, four hundred thirty-three million, five hundred five thousand, one hundred forty-six".