134728843 has 2 divisors, whose sum is σ = 134728844. Its totient is φ = 134728842.

The previous prime is 134728817. The next prime is 134728879. The reversal of 134728843 is 348827431.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 134728843 - 2²¹ = 132631691 is a prime.

It is a super-2 number, since 2×134728843² = 36303722272237298, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 134728796 and 134728805.

It is not a weakly prime, because it can be changed into another prime (134728343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67364421 + 67364422.

It is an arithmetic number, because the mean of its divisors is an integer number (67364422).

Almost surely, 2^134728843 is an apocalyptic number.

134728843 is a deficient number, since it is larger than the sum of its proper divisors (1).

134728843 is an equidigital number, since it uses as much as digits as its factorization.

134728843 is an evil number, because the sum of its binary digits is even.

The product of its digits is 129024, while the sum is 40.

The square root of 134728843 is about 11607.2754339681. The cubic root of 134728843 is about 512.6490930890.

The spelling of 134728843 in words is "one hundred thirty-four million, seven hundred twenty-eight thousand, eight hundred forty-three".