126346837 has 2 divisors, whose sum is σ = 126346838. Its totient is φ = 126346836.

The previous prime is 126346783. The next prime is 126346933. The reversal of 126346837 is 738643621.

Together with previous prime (126346783) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 126023076 + 323761 = 11226^2 + 569^2 .

It is a cyclic number.

It is not a de Polignac number, because 126346837 - 2⁷ = 126346709 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 126346837.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (126346237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63173418 + 63173419.

It is an arithmetic number, because the mean of its divisors is an integer number (63173419).

Almost surely, 2^126346837 is an apocalyptic number.

It is an amenable number.

126346837 is a deficient number, since it is larger than the sum of its proper divisors (1).

126346837 is an equidigital number, since it uses as much as digits as its factorization.

126346837 is an evil number, because the sum of its binary digits is even.

The product of its digits is 145152, while the sum is 40.

The square root of 126346837 is about 11240.4108910662. The cubic root of 126346837 is about 501.7893713281.

The spelling of 126346837 in words is "one hundred twenty-six million, three hundred forty-six thousand, eight hundred thirty-seven".