134391683 has 2 divisors, whose sum is σ = 134391684. Its totient is φ = 134391682.

The previous prime is 134391667. The next prime is 134391701. The reversal of 134391683 is 386193431.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 134391683 - 2⁴ = 134391667 is a prime.

It is a super-2 number, since 2×134391683² = 36122248919144978, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (134391643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67195841 + 67195842.

It is an arithmetic number, because the mean of its divisors is an integer number (67195842).

Almost surely, 2^134391683 is an apocalyptic number.

134391683 is a deficient number, since it is larger than the sum of its proper divisors (1).

134391683 is an equidigital number, since it uses as much as digits as its factorization.

134391683 is an evil number, because the sum of its binary digits is even.

The product of its digits is 46656, while the sum is 38.

The square root of 134391683 is about 11592.7426866984. The cubic root of 134391683 is about 512.2210997285.

The spelling of 134391683 in words is "one hundred thirty-four million, three hundred ninety-one thousand, six hundred eighty-three".