Search a number
124493 is a prime number
BaseRepresentation
bin11110011001001101
320022202212
4132121031
512440433
62400205
71025645
oct363115
9208685
10124493
1185596
1260065
1344885
1433525
1526d48
hex1e64d

124493 has 2 divisors, whose sum is σ = 124494. Its totient is φ = 124492.

The previous prime is 124489. The next prime is 124513. The reversal of 124493 is 394421.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 104329 + 20164 = 323^2 + 142^2 .

It is a cyclic number.

It is not a de Polignac number, because 124493 - 22 = 124489 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (124433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62246 + 62247.

It is an arithmetic number, because the mean of its divisors is an integer number (62247).

2124493 is an apocalyptic number.

It is an amenable number.

124493 is a deficient number, since it is larger than the sum of its proper divisors (1).

124493 is an equidigital number, since it uses as much as digits as its factorization.

124493 is an evil number, because the sum of its binary digits is even.

The product of its digits is 864, while the sum is 23.

The square root of 124493 is about 352.8356557946. The cubic root of 124493 is about 49.9323083983.

The spelling of 124493 in words is "one hundred twenty-four thousand, four hundred ninety-three".