126373349 has 2 divisors, whose sum is σ = 126373350. Its totient is φ = 126373348.

The previous prime is 126373337. The next prime is 126373363. The reversal of 126373349 is 943373621.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 82482724 + 43890625 = 9082^2 + 6625^2 .

It is an emirp because it is prime and its reverse (943373621) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-126373349 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 (126373369) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63186674 + 63186675.

It is an arithmetic number, because the mean of its divisors is an integer number (63186675).

Almost surely, 2^126373349 is an apocalyptic number.

It is an amenable number.

126373349 is a deficient number, since it is larger than the sum of its proper divisors (1).

126373349 is an equidigital number, since it uses as much as digits as its factorization.

126373349 is an evil number, because the sum of its binary digits is even.

The product of its digits is 81648, while the sum is 38.

The square root of 126373349 is about 11241.5901455266. The cubic root of 126373349 is about 501.8244665462.

The spelling of 126373349 in words is "one hundred twenty-six million, three hundred seventy-three thousand, three hundred forty-nine".