1354148669 has 2 divisors, whose sum is σ = 1354148670. Its totient is φ = 1354148668.

The previous prime is 1354148659. The next prime is 1354148671. The reversal of 1354148669 is 9668414531.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 849023044 + 505125625 = 29138^2 + 22475^2 .

It is a cyclic number.

It is not a de Polignac number, because 1354148669 - 2²⁰ = 1353100093 is a prime.

It is a super-2 number, since 2×1354148669² = 3667437235508943122, which contains 22 as substring.

Together with 1354148671, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1354148659) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 677074334 + 677074335.

It is an arithmetic number, because the mean of its divisors is an integer number (677074335).

Almost surely, 2^1354148669 is an apocalyptic number.

It is an amenable number.

1354148669 is a deficient number, since it is larger than the sum of its proper divisors (1).

1354148669 is an equidigital number, since it uses as much as digits as its factorization.

1354148669 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 622080, while the sum is 47.

The square root of 1354148669 is about 36798.7590687512. The cubic root of 1354148669 is about 1106.3404272044.

The spelling of 1354148669 in words is "one billion, three hundred fifty-four million, one hundred forty-eight thousand, six hundred sixty-nine".