134280312 has 32 divisors (see below), whose sum is σ = 340433280. Its totient is φ = 44129120.

The previous prime is 134280299. The next prime is 134280317. The reversal of 134280312 is 213082431.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134280317) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37698 + ... + 41105.

It is an arithmetic number, because the mean of its divisors is an integer number (10638540).

Almost surely, 2^134280312 is an apocalyptic number.

134280312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

134280312 is an abundant number, since it is smaller than the sum of its proper divisors (206152968).

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

134280312 is a wasteful number, since it uses less digits than its factorization.

134280312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78883 (or 78879 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

The square root of 134280312 is about 11587.9382117787. The cubic root of 134280312 is about 512.0795673054.

The spelling of 134280312 in words is "one hundred thirty-four million, two hundred eighty thousand, three hundred twelve".