1340276851093 has 4 divisors (see below), whose sum is σ = 1341174559788. Its totient is φ = 1339379142400.

The previous prime is 1340276851063. The next prime is 1340276851117. The reversal of 1340276851093 is 3901586720431.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1054139584369 + 286137266724 = 1026713^2 + 534918^2 .

It is a cyclic number.

It is not a de Polignac number, because 1340276851093 - 2²¹ = 1340274753941 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 (1340276851063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 448852108 + ... + 448855093.

It is an arithmetic number, because the mean of its divisors is an integer number (335293639947).

It is a 1-persistent number, because it is pandigital, but 2⋅1340276851093 = 2680553702186 is not.

Almost surely, 2^{1340276851093} is an apocalyptic number.

It is an amenable number.

1340276851093 is a deficient number, since it is larger than the sum of its proper divisors (897708695).

1340276851093 is an equidigital number, since it uses as much as digits as its factorization.

1340276851093 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 897708694.

The product of its (nonzero) digits is 1088640, while the sum is 49.

The spelling of 1340276851093 in words is "one trillion, three hundred forty billion, two hundred seventy-six million, eight hundred fifty-one thousand, ninety-three".