134397951 has 8 divisors (see below), whose sum is σ = 179250864. Its totient is φ = 89571840.

The previous prime is 134397943. The next prime is 134397953. The reversal of 134397951 is 159793431.

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

It is not a de Polignac number, because 134397951 - 2³ = 134397943 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134397953) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15775 + ... + 22751.

It is an arithmetic number, because the mean of its divisors is an integer number (22406358).

Almost surely, 2^134397951 is an apocalyptic number.

134397951 is a deficient number, since it is larger than the sum of its proper divisors (44852913).

134397951 is an equidigital number, since it uses as much as digits as its factorization.

134397951 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13401.

The product of its digits is 102060, while the sum is 42.

The square root of 134397951 is about 11593.0130250940. The cubic root of 134397951 is about 512.2290628997.

The spelling of 134397951 in words is "one hundred thirty-four million, three hundred ninety-seven thousand, nine hundred fifty-one".