134690 has 8 divisors (see below), whose sum is σ = 242460. Its totient is φ = 53872.

The previous prime is 134683. The next prime is 134699. The reversal of 134690 is 96431.

It is a Cunningham number, because it is equal to 367²+1.

It can be written as a sum of positive squares in 2 ways, for example, as 134689 + 1 = 367^2 + 1^2 .

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

It is a super-2 number, since 2×134690² = 36282792200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (134699) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6725 + ... + 6744.

2¹³⁴⁶⁹⁰ is an apocalyptic number.

134690 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

134690 is a deficient number, since it is larger than the sum of its proper divisors (107770).

134690 is a wasteful number, since it uses less digits than its factorization.

134690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13476.

The product of its (nonzero) digits is 648, while the sum is 23.

The square root of 134690 is about 367.0013623953. The cubic root of 134690 is about 51.2599821920.

The spelling of 134690 in words is "one hundred thirty-four thousand, six hundred ninety".