126441407 has 2 divisors, whose sum is σ = 126441408. Its totient is φ = 126441406.

The previous prime is 126441401. The next prime is 126441431. The reversal of 126441407 is 704144621.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 126441407 - 2⁴ = 126441391 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 126441407.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (126441401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63220703 + 63220704.

It is an arithmetic number, because the mean of its divisors is an integer number (63220704).

Almost surely, 2^126441407 is an apocalyptic number.

126441407 is a deficient number, since it is larger than the sum of its proper divisors (1).

126441407 is an equidigital number, since it uses as much as digits as its factorization.

126441407 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5376, while the sum is 29.

The square root of 126441407 is about 11244.6168009408. The cubic root of 126441407 is about 501.9145357489.

The spelling of 126441407 in words is "one hundred twenty-six million, four hundred forty-one thousand, four hundred seven".