1345119021913 has 2 divisors, whose sum is σ = 1345119021914. Its totient is φ = 1345119021912.

The previous prime is 1345119021907. The next prime is 1345119021929. The reversal of 1345119021913 is 3191209115431.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1051715883024 + 293403138889 = 1025532^2 + 541667^2 .

It is a cyclic number.

It is not a de Polignac number, because 1345119021913 - 2⁵ = 1345119021881 is a prime.

It is a super-2 number, since 2×1345119021913² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1345119021313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 672559510956 + 672559510957.

It is an arithmetic number, because the mean of its divisors is an integer number (672559510957).

Almost surely, 2^{1345119021913} is an apocalyptic number.

It is an amenable number.

1345119021913 is a deficient number, since it is larger than the sum of its proper divisors (1).

1345119021913 is an equidigital number, since it uses as much as digits as its factorization.

1345119021913 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 29160, while the sum is 40.

The spelling of 1345119021913 in words is "one trillion, three hundred forty-five billion, one hundred nineteen million, twenty-one thousand, nine hundred thirteen".