135194045 has 16 divisors (see below), whose sum is σ = 185687040. Its totient is φ = 92565504.

The previous prime is 135194039. The next prime is 135194053. The reversal of 135194045 is 540491531.

It is a cyclic number.

It is not a de Polignac number, because 135194045 - 2¹⁶ = 135128509 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24404 + ... + 29426.

It is an arithmetic number, because the mean of its divisors is an integer number (11605440).

Almost surely, 2^135194045 is an apocalyptic number.

It is an amenable number.

135194045 is a deficient number, since it is larger than the sum of its proper divisors (50492995).

135194045 is an equidigital number, since it uses as much as digits as its factorization.

135194045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5804.

The product of its (nonzero) digits is 10800, while the sum is 32.

The square root of 135194045 is about 11627.2974073944. The cubic root of 135194045 is about 513.2384532107.

The spelling of 135194045 in words is "one hundred thirty-five million, one hundred ninety-four thousand, forty-five".