104151493 has 2 divisors, whose sum is σ = 104151494. Its totient is φ = 104151492.

The previous prime is 104151479. The next prime is 104151539. The reversal of 104151493 is 394151401.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 89151364 + 15000129 = 9442^2 + 3873^2 .

It is a cyclic number.

It is not a de Polignac number, because 104151493 - 2¹³ = 104143301 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (104151403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52075746 + 52075747.

It is an arithmetic number, because the mean of its divisors is an integer number (52075747).

Almost surely, 2^104151493 is an apocalyptic number.

It is an amenable number.

104151493 is a deficient number, since it is larger than the sum of its proper divisors (1).

104151493 is an equidigital number, since it uses as much as digits as its factorization.

104151493 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2160, while the sum is 28.

The square root of 104151493 is about 10205.4638797068. The cubic root of 104151493 is about 470.4951669839.

The spelling of 104151493 in words is "one hundred four million, one hundred fifty-one thousand, four hundred ninety-three".