126040863 has 8 divisors (see below), whose sum is σ = 180981808. Its totient is φ = 77563584.

The previous prime is 126040853. The next prime is 126040879. The reversal of 126040863 is 368040621.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 126040863 - 2⁶ = 126040799 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 126040863.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126040853) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1615870 + ... + 1615947.

It is an arithmetic number, because the mean of its divisors is an integer number (22622726).

Almost surely, 2^126040863 is an apocalyptic number.

126040863 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

126040863 is a deficient number, since it is larger than the sum of its proper divisors (54940945).

126040863 is a wasteful number, since it uses less digits than its factorization.

126040863 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3231833.

The product of its (nonzero) digits is 6912, while the sum is 30.

The square root of 126040863 is about 11226.7921954581. The cubic root of 126040863 is about 501.3839829810.

The spelling of 126040863 in words is "one hundred twenty-six million, forty thousand, eight hundred sixty-three".