126582043 has 12 divisors (see below), whose sum is σ = 148415232. Its totient is φ = 107639280.

The previous prime is 126582037. The next prime is 126582089. The reversal of 126582043 is 340285621.

It is not a de Polignac number, because 126582043 - 2⁵ = 126582011 is a prime.

It is a super-3 number, since 3×126582043³ (a number of 25 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 126581996 and 126582014.

It is not an unprimeable number, because it can be changed into a prime (126582023) 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 11 ways as a sum of consecutive naturals, for example, 3948 + ... + 16393.

It is an arithmetic number, because the mean of its divisors is an integer number (12367936).

Almost surely, 2^126582043 is an apocalyptic number.

126582043 is a deficient number, since it is larger than the sum of its proper divisors (21833189).

126582043 is a wasteful number, since it uses less digits than its factorization.

126582043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20482 (or 20475 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 31.

The square root of 126582043 is about 11250.8685442503. The cubic root of 126582043 is about 502.1005536576.

It can be divided in two parts, 126 and 582043, that added together give a square (582169 = 763²).

The spelling of 126582043 in words is "one hundred twenty-six million, five hundred eighty-two thousand, forty-three".