134034891 has 16 divisors (see below), whose sum is σ = 181249824. Its totient is φ = 88095744.

The previous prime is 134034883. The next prime is 134034931. The reversal of 134034891 is 198430431.

It is not a de Polignac number, because 134034891 - 2³ = 134034883 is a prime.

It is not an unprimeable number, because it can be changed into a prime (134034811) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 91521 + ... + 92973.

It is an arithmetic number, because the mean of its divisors is an integer number (11328114).

Almost surely, 2^134034891 is an apocalyptic number.

134034891 is a deficient number, since it is larger than the sum of its proper divisors (47214933).

134034891 is a wasteful number, since it uses less digits than its factorization.

134034891 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1870.

The product of its (nonzero) digits is 10368, while the sum is 33.

The square root of 134034891 is about 11577.3438663624. The cubic root of 134034891 is about 511.7674050832.

The spelling of 134034891 in words is "one hundred thirty-four million, thirty-four thousand, eight hundred ninety-one".