134402573 has 2 divisors, whose sum is σ = 134402574. Its totient is φ = 134402572.

The previous prime is 134402557. The next prime is 134402591. The reversal of 134402573 is 375204431.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 132756484 + 1646089 = 11522^2 + 1283^2 .

It is a cyclic number.

It is not a de Polignac number, because 134402573 - 2⁴ = 134402557 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (134402173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67201286 + 67201287.

It is an arithmetic number, because the mean of its divisors is an integer number (67201287).

Almost surely, 2^134402573 is an apocalyptic number.

It is an amenable number.

134402573 is a deficient number, since it is larger than the sum of its proper divisors (1).

134402573 is an equidigital number, since it uses as much as digits as its factorization.

134402573 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10080, while the sum is 29.

The square root of 134402573 is about 11593.2123675882. The cubic root of 134402573 is about 512.2349347541.

The spelling of 134402573 in words is "one hundred thirty-four million, four hundred two thousand, five hundred seventy-three".