134480247 has 16 divisors (see below), whose sum is σ = 197230080. Its totient is φ = 81500760.

The previous prime is 134480231. The next prime is 134480267. The reversal of 134480247 is 742084431.

It is not a de Polignac number, because 134480247 - 2⁴ = 134480231 is a prime.

It is a hoax number, since the sum of its digits (33) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134480267) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12847 + ... + 20832.

It is an arithmetic number, because the mean of its divisors is an integer number (12326880).

Almost surely, 2^134480247 is an apocalyptic number.

134480247 is a deficient number, since it is larger than the sum of its proper divisors (62749833).

134480247 is an equidigital number, since it uses as much as digits as its factorization.

134480247 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33715 (or 33693 counting only the distinct ones).

The product of its (nonzero) digits is 21504, while the sum is 33.

The square root of 134480247 is about 11596.5618611725. The cubic root of 134480247 is about 512.3335927715. Note that the first 3 decimals are identical.

The spelling of 134480247 in words is "one hundred thirty-four million, four hundred eighty thousand, two hundred forty-seven".