134591293 has 2 divisors, whose sum is σ = 134591294. Its totient is φ = 134591292.

The previous prime is 134591279. The next prime is 134591309. The reversal of 134591293 is 392195431.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 130256569 + 4334724 = 11413^2 + 2082^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-134591293 is a prime.

It is a super-2 number, since 2×134591293² = 36229632302823698, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (134501293) by changing a digit.

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 as a sum of consecutive naturals, namely, 67295646 + 67295647.

It is an arithmetic number, because the mean of its divisors is an integer number (67295647).

Almost surely, 2^134591293 is an apocalyptic number.

It is an amenable number.

134591293 is a deficient number, since it is larger than the sum of its proper divisors (1).

134591293 is an equidigital number, since it uses as much as digits as its factorization.

134591293 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 29160, while the sum is 37.

The square root of 134591293 is about 11601.3487577954. The cubic root of 134591293 is about 512.4745724446.

The spelling of 134591293 in words is "one hundred thirty-four million, five hundred ninety-one thousand, two hundred ninety-three".