1351705426111 has 4 divisors (see below), whose sum is σ = 1353080508912. Its totient is φ = 1350330343312.

The previous prime is 1351705426091. The next prime is 1351705426117. The reversal of 1351705426111 is 1116245071531.

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 1351705426111 - 2²³ = 1351697037503 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 (1351705426117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 687539926 + ... + 687541891.

It is an arithmetic number, because the mean of its divisors is an integer number (338270127228).

Almost surely, 2^{1351705426111} is an apocalyptic number.

1351705426111 is a deficient number, since it is larger than the sum of its proper divisors (1375082801).

1351705426111 is an equidigital number, since it uses as much as digits as its factorization.

1351705426111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1375082800.

The product of its (nonzero) digits is 25200, while the sum is 37.

The spelling of 1351705426111 in words is "one trillion, three hundred fifty-one billion, seven hundred five million, four hundred twenty-six thousand, one hundred eleven".