135690127 has 2 divisors, whose sum is σ = 135690128. Its totient is φ = 135690126.

The previous prime is 135690103. The next prime is 135690199. The reversal of 135690127 is 721096531.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 135690127 - 2²³ = 127301519 is a prime.

It is a super-2 number, since 2×135690127² = 36823621130552258, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 135690092 and 135690101.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (135690227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67845063 + 67845064.

It is an arithmetic number, because the mean of its divisors is an integer number (67845064).

Almost surely, 2^135690127 is an apocalyptic number.

135690127 is a deficient number, since it is larger than the sum of its proper divisors (1).

135690127 is an equidigital number, since it uses as much as digits as its factorization.

135690127 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11340, while the sum is 34.

The square root of 135690127 is about 11648.6105179974. The cubic root of 135690127 is about 513.8654472253.

The spelling of 135690127 in words is "one hundred thirty-five million, six hundred ninety thousand, one hundred twenty-seven".