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12492793 is a prime number
BaseRepresentation
bin101111101001…
…111111111001
3212111200220001
4233221333321
511144232133
61123433001
7211121065
oct57517771
925450801
1012492793
117063025
124225761
1327853b1
141932aa5
15116b87d
hexbe9ff9

12492793 has 2 divisors, whose sum is σ = 12492794. Its totient is φ = 12492792.

The previous prime is 12492787. The next prime is 12492803. The reversal of 12492793 is 39729421.

12492793 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11209104 + 1283689 = 3348^2 + 1133^2 .

It is a cyclic number.

It is not a de Polignac number, because 12492793 - 29 = 12492281 is a prime.

It is not a weakly prime, because it can be changed into another prime (12492713) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6246396 + 6246397.

It is an arithmetic number, because the mean of its divisors is an integer number (6246397).

Almost surely, 212492793 is an apocalyptic number.

It is an amenable number.

12492793 is a deficient number, since it is larger than the sum of its proper divisors (1).

12492793 is an equidigital number, since it uses as much as digits as its factorization.

12492793 is an evil number, because the sum of its binary digits is even.

The product of its digits is 27216, while the sum is 37.

The square root of 12492793 is about 3534.5145352651. The cubic root of 12492793 is about 232.0348305316.

The spelling of 12492793 in words is "twelve million, four hundred ninety-two thousand, seven hundred ninety-three".