134431464 has 32 divisors (see below), whose sum is σ = 336453120. Its totient is φ = 44760576.

The previous prime is 134431439. The next prime is 134431477. The reversal of 134431464 is 464134431.

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23512 + ... + 28664.

It is an arithmetic number, because the mean of its divisors is an integer number (10514160).

Almost surely, 2^134431464 is an apocalyptic number.

It is an amenable number.

134431464 is an abundant number, since it is smaller than the sum of its proper divisors (202021656).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

134431464 is a wasteful number, since it uses less digits than its factorization.

134431464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6249 (or 6245 counting only the distinct ones).

The product of its digits is 13824, while the sum is 30.

The square root of 134431464 is about 11594.4583314616. The cubic root of 134431464 is about 512.2716352401.

Adding to 134431464 its reverse (464134431), we get a palindrome (598565895).

The spelling of 134431464 in words is "one hundred thirty-four million, four hundred thirty-one thousand, four hundred sixty-four".