126774199 has 2 divisors, whose sum is σ = 126774200. Its totient is φ = 126774198.

The previous prime is 126774187. The next prime is 126774211. The reversal of 126774199 is 991477621.

It is a balanced prime because it is at equal distance from previous prime (126774187) and next prime (126774211).

It is a cyclic number.

It is not a de Polignac number, because 126774199 - 2⁹ = 126773687 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (126774119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63387099 + 63387100.

It is an arithmetic number, because the mean of its divisors is an integer number (63387100).

Almost surely, 2^126774199 is an apocalyptic number.

126774199 is a deficient number, since it is larger than the sum of its proper divisors (1).

126774199 is an equidigital number, since it uses as much as digits as its factorization.

126774199 is an evil number, because the sum of its binary digits is even.

The product of its digits is 190512, while the sum is 46.

The square root of 126774199 is about 11259.4049132270. The cubic root of 126774199 is about 502.3544939796.

It can be divided in two parts, 1267 and 74199, that added together give a triangular number (75466 = T₃₈₈).

The spelling of 126774199 in words is "one hundred twenty-six million, seven hundred seventy-four thousand, one hundred ninety-nine".