135470746 has 4 divisors (see below), whose sum is σ = 203206122. Its totient is φ = 67735372.

The previous prime is 135470737. The next prime is 135470789. The reversal of 135470746 is 647074531.

135470746 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 647074531 = 103 ⋅6282277.

It can be written as a sum of positive squares in only one way, i.e., 120143521 + 15327225 = 10961^2 + 3915^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33867685 + ... + 33867688.

Almost surely, 2^135470746 is an apocalyptic number.

135470746 is a deficient number, since it is larger than the sum of its proper divisors (67735376).

135470746 is an equidigital number, since it uses as much as digits as its factorization.

135470746 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67735375.

The product of its (nonzero) digits is 70560, while the sum is 37.

The square root of 135470746 is about 11639.1900920983. The cubic root of 135470746 is about 513.5883621559.

The spelling of 135470746 in words is "one hundred thirty-five million, four hundred seventy thousand, seven hundred forty-six".