135071894 has 8 divisors (see below), whose sum is σ = 203361840. Its totient is φ = 67284616.

The previous prime is 135071887. The next prime is 135071899. The reversal of 135071894 is 498170531.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135071899) 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, 124994 + ... + 126069.

It is an arithmetic number, because the mean of its divisors is an integer number (25420230).

Almost surely, 2^135071894 is an apocalyptic number.

135071894 is a deficient number, since it is larger than the sum of its proper divisors (68289946).

135071894 is a wasteful number, since it uses less digits than its factorization.

135071894 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 251334.

The product of its (nonzero) digits is 30240, while the sum is 38.

The square root of 135071894 is about 11622.0434519924. The cubic root of 135071894 is about 513.0838322948.

The spelling of 135071894 in words is "one hundred thirty-five million, seventy-one thousand, eight hundred ninety-four".