134801478 has 24 divisors (see below), whose sum is σ = 333794448. Its totient is φ = 38514672.

The previous prime is 134801473. The next prime is 134801479. The reversal of 134801478 is 874108431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134801473) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 534801 + ... + 535052.

It is an arithmetic number, because the mean of its divisors is an integer number (13908102).

Almost surely, 2^134801478 is an apocalyptic number.

134801478 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

134801478 is an abundant number, since it is smaller than the sum of its proper divisors (198992970).

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

134801478 is a wasteful number, since it uses less digits than its factorization.

134801478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1069868 (or 1069865 counting only the distinct ones).

The product of its (nonzero) digits is 21504, while the sum is 36.

The square root of 134801478 is about 11610.4038689444. The cubic root of 134801478 is about 512.7412029804.

The spelling of 134801478 in words is "one hundred thirty-four million, eight hundred one thousand, four hundred seventy-eight".