134991700 has 18 divisors (see below), whose sum is σ = 292932206. Its totient is φ = 53996640.

The previous prime is 134991691. The next prime is 134991737. The reversal of 134991700 is 7199431.

It can be written as a sum of positive squares in 3 ways, for example, as 21696964 + 113294736 = 4658^2 + 10644^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 674859 + ... + 675058.

Almost surely, 2^134991700 is an apocalyptic number.

134991700 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

134991700 is an abundant number, since it is smaller than the sum of its proper divisors (157940506).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

134991700 is a wasteful number, since it uses less digits than its factorization.

134991700 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1349931 (or 1349924 counting only the distinct ones).

The product of its (nonzero) digits is 6804, while the sum is 34.

The square root of 134991700 is about 11618.5928580014. The cubic root of 134991700 is about 512.9822706021.

The spelling of 134991700 in words is "one hundred thirty-four million, nine hundred ninety-one thousand, seven hundred".