135493478 has 8 divisors (see below), whose sum is σ = 203410872. Its totient is φ = 67689856.

The previous prime is 135493469. The next prime is 135493487. The reversal of 135493478 is 874394531.

135493478 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (135493469) and next prime (135493487).

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25400 + ... + 30267.

It is an arithmetic number, because the mean of its divisors is an integer number (25426359).

Almost surely, 2^135493478 is an apocalyptic number.

135493478 is a deficient number, since it is larger than the sum of its proper divisors (67917394).

135493478 is a wasteful number, since it uses less digits than its factorization.

135493478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56886.

The product of its digits is 362880, while the sum is 44.

The square root of 135493478 is about 11640.1665795641. The cubic root of 135493478 is about 513.6170872695.

The spelling of 135493478 in words is "one hundred thirty-five million, four hundred ninety-three thousand, four hundred seventy-eight".