126441197 has 2 divisors, whose sum is σ = 126441198. Its totient is φ = 126441196.

The previous prime is 126441191. The next prime is 126441241. The reversal of 126441197 is 791144621.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 125574436 + 866761 = 11206^2 + 931^2 .

It is a cyclic number.

It is not a de Polignac number, because 126441197 - 2²⁰ = 125392621 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (126441191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63220598 + 63220599.

It is an arithmetic number, because the mean of its divisors is an integer number (63220599).

Almost surely, 2^126441197 is an apocalyptic number.

It is an amenable number.

126441197 is a deficient number, since it is larger than the sum of its proper divisors (1).

126441197 is an equidigital number, since it uses as much as digits as its factorization.

126441197 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12096, while the sum is 35.

The square root of 126441197 is about 11244.6074631354. The cubic root of 126441197 is about 501.9142578808.

The spelling of 126441197 in words is "one hundred twenty-six million, four hundred forty-one thousand, one hundred ninety-seven".