134237081 has 8 divisors (see below), whose sum is σ = 146772000. Its totient is φ = 121757440.

The previous prime is 134237069. The next prime is 134237087. The reversal of 134237081 is 180732431.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-134237081 is a prime.

It is a super-2 number, since 2×134237081² = 36039187830801122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (134237087) 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, 8651 + ... + 18528.

It is an arithmetic number, because the mean of its divisors is an integer number (18346500).

Almost surely, 2^134237081 is an apocalyptic number.

134237081 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

134237081 is a deficient number, since it is larger than the sum of its proper divisors (12534919).

134237081 is a wasteful number, since it uses less digits than its factorization.

134237081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27639.

The product of its (nonzero) digits is 4032, while the sum is 29.

The square root of 134237081 is about 11586.0727168441. The cubic root of 134237081 is about 512.0246074294.

The spelling of 134237081 in words is "one hundred thirty-four million, two hundred thirty-seven thousand, eighty-one".