1000012523 has 2 divisors, whose sum is σ = 1000012524. Its totient is φ = 1000012522.

The previous prime is 1000012513. The next prime is 1000012547. The reversal of 1000012523 is 3252100001.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1000012523 - 2⁶ = 1000012459 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1000012498 and 1000012507.

It is not a weakly prime, because it can be changed into another prime (1000012513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 500006261 + 500006262.

It is an arithmetic number, because the mean of its divisors is an integer number (500006262).

Almost surely, 2^1000012523 is an apocalyptic number.

1000012523 is a deficient number, since it is larger than the sum of its proper divisors (1).

1000012523 is an equidigital number, since it uses as much as digits as its factorization.

1000012523 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 60, while the sum is 14.

The square root of 1000012523 is about 31622.9746070796. The cubic root of 1000012523 is about 1000.0041743159.

Adding to 1000012523 its reverse (3252100001), we get a palindrome (4252112524).

The spelling of 1000012523 in words is "one billion, twelve thousand, five hundred twenty-three".