1348001391157 has 2 divisors, whose sum is σ = 1348001391158. Its totient is φ = 1348001391156.

The previous prime is 1348001391097. The next prime is 1348001391169. The reversal of 1348001391157 is 7511931008431.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1307251509201 + 40749881956 = 1143351^2 + 201866^2 .

It is a cyclic number.

It is not a de Polignac number, because 1348001391157 - 2¹⁹ = 1348000866869 is a prime.

It is a super-2 number, since 2×1348001391157² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1348001391557) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 674000695578 + 674000695579.

It is an arithmetic number, because the mean of its divisors is an integer number (674000695579).

Almost surely, 2^{1348001391157} is an apocalyptic number.

It is an amenable number.

1348001391157 is a deficient number, since it is larger than the sum of its proper divisors (1).

1348001391157 is an equidigital number, since it uses as much as digits as its factorization.

1348001391157 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 90720, while the sum is 43.

Adding to 1348001391157 its reverse (7511931008431), we get a palindrome (8859932399588).

The spelling of 1348001391157 in words is "one trillion, three hundred forty-eight billion, one million, three hundred ninety-one thousand, one hundred fifty-seven".