126575 has 12 divisors (see below), whose sum is σ = 161448. Its totient is φ = 98400.

The previous prime is 126551. The next prime is 126583. The reversal of 126575 is 575621.

It is not a de Polignac number, because 126575 - 2¹⁰ = 125551 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1484 + ... + 1566.

It is an arithmetic number, because the mean of its divisors is an integer number (13454).

2¹²⁶⁵⁷⁵ is an apocalyptic number.

126575 is a deficient number, since it is larger than the sum of its proper divisors (34873).

126575 is an equidigital number, since it uses as much as digits as its factorization.

126575 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154 (or 149 counting only the distinct ones).

The product of its digits is 2100, while the sum is 26.

The square root of 126575 is about 355.7738045444. The cubic root of 126575 is about 50.2091241226.

The spelling of 126575 in words is "one hundred twenty-six thousand, five hundred seventy-five".