135453420131219 has 2 divisors, whose sum is σ = 135453420131220. Its totient is φ = 135453420131218.

The previous prime is 135453420131189. The next prime is 135453420131287. The reversal of 135453420131219 is 912131024354531.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-135453420131219 is a prime.

It is a super-2 number, since 2×135453420131219² (a number of 29 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 135453420131219.

It is not a weakly prime, because it can be changed into another prime (135453420131299) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67726710065609 + 67726710065610.

It is an arithmetic number, because the mean of its divisors is an integer number (67726710065610).

Almost surely, 2^{135453420131219} is an apocalyptic number.

135453420131219 is a deficient number, since it is larger than the sum of its proper divisors (1).

135453420131219 is an equidigital number, since it uses as much as digits as its factorization.

135453420131219 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 388800, while the sum is 44.

The spelling of 135453420131219 in words is "one hundred thirty-five trillion, four hundred fifty-three billion, four hundred twenty million, one hundred thirty-one thousand, two hundred nineteen".