126863077 has 4 divisors (see below), whose sum is σ = 138396096. Its totient is φ = 115330060.

The previous prime is 126863071. The next prime is 126863111. The reversal of 126863077 is 770368621.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 126863077 - 2¹⁵ = 126830309 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126863071) 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 3 ways as a sum of consecutive naturals, for example, 5766493 + ... + 5766514.

It is an arithmetic number, because the mean of its divisors is an integer number (34599024).

Almost surely, 2^126863077 is an apocalyptic number.

It is an amenable number.

126863077 is a deficient number, since it is larger than the sum of its proper divisors (11533019).

126863077 is a wasteful number, since it uses less digits than its factorization.

126863077 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11533018.

The product of its (nonzero) digits is 84672, while the sum is 40.

The square root of 126863077 is about 11263.3510555252. The cubic root of 126863077 is about 502.4718623222.

The spelling of 126863077 in words is "one hundred twenty-six million, eight hundred sixty-three thousand, seventy-seven".