126532077 has 16 divisors (see below), whose sum is σ = 202959360. Its totient is φ = 68498352.

The previous prime is 126532073. The next prime is 126532099. The reversal of 126532077 is 770235621.

It is not a de Polignac number, because 126532077 - 2² = 126532073 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126532073) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 158163 + ... + 158960.

It is an arithmetic number, because the mean of its divisors is an integer number (12684960).

Almost surely, 2^126532077 is an apocalyptic number.

It is an amenable number.

126532077 is a deficient number, since it is larger than the sum of its proper divisors (76427283).

126532077 is a wasteful number, since it uses less digits than its factorization.

126532077 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 317152.

The product of its (nonzero) digits is 17640, while the sum is 33.

The square root of 126532077 is about 11248.6477854007. The cubic root of 126532077 is about 502.0344798886.

Adding to 126532077 its reverse (770235621), we get a palindrome (896767698).

The spelling of 126532077 in words is "one hundred twenty-six million, five hundred thirty-two thousand, seventy-seven".