134783481 has 8 divisors (see below), whose sum is σ = 205384384. Its totient is φ = 77019120.

The previous prime is 134783479. The next prime is 134783483. The reversal of 134783481 is 184387431.

It is an interprime number because it is at equal distance from previous prime (134783479) and next prime (134783483).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 134783481 - 2¹ = 134783479 is a prime.

It is a super-2 number, since 2×134783481² = 36333173500954722, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (134783483) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3209110 + ... + 3209151.

It is an arithmetic number, because the mean of its divisors is an integer number (25673048).

Almost surely, 2^134783481 is an apocalyptic number.

It is an amenable number.

134783481 is a deficient number, since it is larger than the sum of its proper divisors (70600903).

134783481 is an equidigital number, since it uses as much as digits as its factorization.

134783481 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6418271.

The product of its digits is 64512, while the sum is 39.

The square root of 134783481 is about 11609.6288054356. The cubic root of 134783481 is about 512.7183837100.

The spelling of 134783481 in words is "one hundred thirty-four million, seven hundred eighty-three thousand, four hundred eighty-one".