135316451 has 2 divisors, whose sum is σ = 135316452. Its totient is φ = 135316450.

The previous prime is 135316427. The next prime is 135316453. The reversal of 135316451 is 154613531.

It is a strong prime.

It is an emirp because it is prime and its reverse (154613531) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 135316451 - 2⁶ = 135316387 is a prime.

It is a super-2 number, since 2×135316451² = 36621083822470802, which contains 22 as substring.

Together with 135316453, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (135316453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67658225 + 67658226.

It is an arithmetic number, because the mean of its divisors is an integer number (67658226).

Almost surely, 2^135316451 is an apocalyptic number.

135316451 is a deficient number, since it is larger than the sum of its proper divisors (1).

135316451 is an equidigital number, since it uses as much as digits as its factorization.

135316451 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5400, while the sum is 29.

The square root of 135316451 is about 11632.5599504150. The cubic root of 135316451 is about 513.3933035108.

Adding to 135316451 its reverse (154613531), we get a palindrome (289929982).

The spelling of 135316451 in words is "one hundred thirty-five million, three hundred sixteen thousand, four hundred fifty-one".