135006566 has 8 divisors (see below), whose sum is σ = 202758384. Its totient is φ = 67420440.

The previous prime is 135006539. The next prime is 135006569. The reversal of 135006566 is 665600531.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×135006566² = 36453545726224712, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135006569) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39365 + ... + 42656.

It is an arithmetic number, because the mean of its divisors is an integer number (25344798).

Almost surely, 2^135006566 is an apocalyptic number.

135006566 is a deficient number, since it is larger than the sum of its proper divisors (67751818).

135006566 is an equidigital number, since it uses as much as digits as its factorization.

135006566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82846.

The product of its (nonzero) digits is 16200, while the sum is 32.

The square root of 135006566 is about 11619.2325908383. The cubic root of 135006566 is about 513.0011006845.

The spelling of 135006566 in words is "one hundred thirty-five million, six thousand, five hundred sixty-six".