1320454010351 has 4 divisors (see below), whose sum is σ = 1509090297552. Its totient is φ = 1131817723152.

The previous prime is 1320454010347. The next prime is 1320454010401. The reversal of 1320454010351 is 1530104540231.

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 1320454010351 - 2² = 1320454010347 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1320454040351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 94318143590 + ... + 94318143603.

It is an arithmetic number, because the mean of its divisors is an integer number (377272574388).

Almost surely, 2^{1320454010351} is an apocalyptic number.

1320454010351 is a deficient number, since it is larger than the sum of its proper divisors (188636287201).

1320454010351 is an equidigital number, since it uses as much as digits as its factorization.

1320454010351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 188636287200.

The product of its (nonzero) digits is 7200, while the sum is 29.

Adding to 1320454010351 its reverse (1530104540231), we get a palindrome (2850558550582).

The spelling of 1320454010351 in words is "one trillion, three hundred twenty billion, four hundred fifty-four million, ten thousand, three hundred fifty-one".