135601094 has 4 divisors (see below), whose sum is σ = 203401644. Its totient is φ = 67800546.

The previous prime is 135601091. The next prime is 135601111. The reversal of 135601094 is 490106531.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 490106531 = 2053 ⋅238727.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135601091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33900272 + ... + 33900275.

It is an arithmetic number, because the mean of its divisors is an integer number (50850411).

Almost surely, 2^135601094 is an apocalyptic number.

135601094 is a deficient number, since it is larger than the sum of its proper divisors (67800550).

135601094 is an equidigital number, since it uses as much as digits as its factorization.

135601094 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67800549.

The product of its (nonzero) digits is 3240, while the sum is 29.

The square root of 135601094 is about 11644.7882763063. The cubic root of 135601094 is about 513.7530317938.

The spelling of 135601094 in words is "one hundred thirty-five million, six hundred one thousand, ninety-four".