423140134 has 8 divisors (see below), whose sum is σ = 634976928. Its totient is φ = 211481160.

The previous prime is 423140101. The next prime is 423140143. The reversal of 423140134 is 431041324.

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, 38337 + ... + 48124.

It is an arithmetic number, because the mean of its divisors is an integer number (79372116).

Almost surely, 2^423140134 is an apocalyptic number.

423140134 is a deficient number, since it is larger than the sum of its proper divisors (211836794).

423140134 is a wasteful number, since it uses less digits than its factorization.

423140134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88910.

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 423140134 is about 20570.3702932154. The cubic root of 423140134 is about 750.7489608649.

Adding to 423140134 its reverse (431041324), we get a palindrome (854181458).

The spelling of 423140134 in words is "four hundred twenty-three million, one hundred forty thousand, one hundred thirty-four".