1361250332011 has 4 divisors (see below), whose sum is σ = 1370265235024. Its totient is φ = 1352235429000.

The previous prime is 1361250331979. The next prime is 1361250332021. The reversal of 1361250332011 is 1102330521631.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1361250332011 - 2⁵ = 1361250331979 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1361250332021) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4507451280 + ... + 4507451581.

It is an arithmetic number, because the mean of its divisors is an integer number (342566308756).

Almost surely, 2^{1361250332011} is an apocalyptic number.

1361250332011 is a deficient number, since it is larger than the sum of its proper divisors (9014903013).

1361250332011 is an equidigital number, since it uses as much as digits as its factorization.

1361250332011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9014903012.

The product of its (nonzero) digits is 3240, while the sum is 28.

Adding to 1361250332011 its reverse (1102330521631), we get a palindrome (2463580853642).

The spelling of 1361250332011 in words is "one trillion, three hundred sixty-one billion, two hundred fifty million, three hundred thirty-two thousand, eleven".