126885133 has 2 divisors, whose sum is σ = 126885134. Its totient is φ = 126885132.

The previous prime is 126885091. The next prime is 126885137. The reversal of 126885133 is 331588621.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 121947849 + 4937284 = 11043^2 + 2222^2 .

It is a cyclic number.

It is not a de Polignac number, because 126885133 - 2¹³ = 126876941 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 126885092 and 126885101.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (126885137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63442566 + 63442567.

It is an arithmetic number, because the mean of its divisors is an integer number (63442567).

Almost surely, 2^126885133 is an apocalyptic number.

It is an amenable number.

126885133 is a deficient number, since it is larger than the sum of its proper divisors (1).

126885133 is an equidigital number, since it uses as much as digits as its factorization.

126885133 is an evil number, because the sum of its binary digits is even.

The product of its digits is 34560, while the sum is 37.

The square root of 126885133 is about 11264.3301176768. The cubic root of 126885133 is about 502.5009800068.

The spelling of 126885133 in words is "one hundred twenty-six million, eight hundred eighty-five thousand, one hundred thirty-three".