126383353477 has 2 divisors, whose sum is σ = 126383353478. Its totient is φ = 126383353476.

The previous prime is 126383353469. The next prime is 126383353489. The reversal of 126383353477 is 774353383621.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 124712097316 + 1671256161 = 353146^2 + 40881^2 .

It is a cyclic number.

It is not a de Polignac number, because 126383353477 - 2³ = 126383353469 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (126383353457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63191676738 + 63191676739.

It is an arithmetic number, because the mean of its divisors is an integer number (63191676739).

Almost surely, 2^126383353477 is an apocalyptic number.

It is an amenable number.

126383353477 is a deficient number, since it is larger than the sum of its proper divisors (1).

126383353477 is an equidigital number, since it uses as much as digits as its factorization.

126383353477 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7620480, while the sum is 52.

The spelling of 126383353477 in words is "one hundred twenty-six billion, three hundred eighty-three million, three hundred fifty-three thousand, four hundred seventy-seven".