135692554819 has 2 divisors, whose sum is σ = 135692554820. Its totient is φ = 135692554818.

The previous prime is 135692554807. The next prime is 135692554843. The reversal of 135692554819 is 918455296531.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 135692554819 - 2²⁹ = 135155683907 is a prime.

It is a super-4 number, since 4×135692554819⁴ (a number of 46 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is not a weakly prime, because it can be changed into another prime (135692554919) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67846277409 + 67846277410.

It is an arithmetic number, because the mean of its divisors is an integer number (67846277410).

Almost surely, 2^135692554819 is an apocalyptic number.

135692554819 is a deficient number, since it is larger than the sum of its proper divisors (1).

135692554819 is an equidigital number, since it uses as much as digits as its factorization.

135692554819 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11664000, while the sum is 58.

The spelling of 135692554819 in words is "one hundred thirty-five billion, six hundred ninety-two million, five hundred fifty-four thousand, eight hundred nineteen".