104671493 has 2 divisors, whose sum is σ = 104671494. Its totient is φ = 104671492.

The previous prime is 104671481. The next prime is 104671543. The reversal of 104671493 is 394176401.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 101163364 + 3508129 = 10058^2 + 1873^2 .

It is an emirp because it is prime and its reverse (394176401) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 104671493 - 2⁴ = 104671477 is a prime.

It is a super-2 number, since 2×104671493² = 21912242893698098, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (104671423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52335746 + 52335747.

It is an arithmetic number, because the mean of its divisors is an integer number (52335747).

Almost surely, 2^104671493 is an apocalyptic number.

It is an amenable number.

104671493 is a deficient number, since it is larger than the sum of its proper divisors (1).

104671493 is an equidigital number, since it uses as much as digits as its factorization.

104671493 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18144, while the sum is 35.

The square root of 104671493 is about 10230.9087084188. The cubic root of 104671493 is about 471.2768854725.

The spelling of 104671493 in words is "one hundred four million, six hundred seventy-one thousand, four hundred ninety-three".