126003069 has 6 divisors (see below), whose sum is σ = 182004446. Its totient is φ = 84002040.

The previous prime is 126003067. The next prime is 126003077. The reversal of 126003069 is 960300621.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 121220100 + 4782969 = 11010^2 + 2187^2 .

It is not a de Polignac number, because 126003069 - 2¹ = 126003067 is a prime.

It is a super-2 number, since 2×126003069² = 31753546794837522, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126003067) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7000162 + ... + 7000179.

Almost surely, 2^126003069 is an apocalyptic number.

It is an amenable number.

126003069 is a deficient number, since it is larger than the sum of its proper divisors (56001377).

126003069 is a wasteful number, since it uses less digits than its factorization.

126003069 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14000347 (or 14000344 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 27.

The square root of 126003069 is about 11225.1088636146. The cubic root of 126003069 is about 501.3338637839. Note that the first 3 decimals are identical.

The spelling of 126003069 in words is "one hundred twenty-six million, three thousand, sixty-nine".