1125412423 has 2 divisors, whose sum is σ = 1125412424. Its totient is φ = 1125412422.

The previous prime is 1125412417. The next prime is 1125412451. The reversal of 1125412423 is 3242145211.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1125412423 - 2⁵ = 1125412391 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1125412493) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 562706211 + 562706212.

It is an arithmetic number, because the mean of its divisors is an integer number (562706212).

Almost surely, 2^1125412423 is an apocalyptic number.

1125412423 is a deficient number, since it is larger than the sum of its proper divisors (1).

1125412423 is an equidigital number, since it uses as much as digits as its factorization.

1125412423 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1920, while the sum is 25.

The square root of 1125412423 is about 33547.1671382250. The cubic root of 1125412423 is about 1040.1689885038.

Adding to 1125412423 its reverse (3242145211), we get a palindrome (4367557634).

The spelling of 1125412423 in words is "one billion, one hundred twenty-five million, four hundred twelve thousand, four hundred twenty-three".