134999997 has 32 divisors (see below), whose sum is σ = 208320000. Its totient is φ = 76904640.

The previous prime is 134999993. The next prime is 134999999. The reversal of 134999997 is 799999431.

It is not a de Polignac number, because 134999997 - 2² = 134999993 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 134999997.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134999993) 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 31 ways as a sum of consecutive naturals, for example, 86379 + ... + 87927.

It is an arithmetic number, because the mean of its divisors is an integer number (6510000).

Almost surely, 2^134999997 is an apocalyptic number.

It is an amenable number.

134999997 is a deficient number, since it is larger than the sum of its proper divisors (73320003).

134999997 is a wasteful number, since it uses less digits than its factorization.

134999997 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1721.

The product of its digits is 4960116, while the sum is 60.

The square root of 134999997 is about 11618.9499095228. The cubic root of 134999997 is about 512.9927802031.

The spelling of 134999997 in words is "one hundred thirty-four million, nine hundred ninety-nine thousand, nine hundred ninety-seven".