1124142431 has 2 divisors, whose sum is σ = 1124142432. Its totient is φ = 1124142430.

The previous prime is 1124142407. The next prime is 1124142449. The reversal of 1124142431 is 1342414211.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1124142431 - 2²² = 1119948127 is a prime.

It is a super-2 number, since 2×1124142431² = 2527392410349179522, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1124142397 and 1124142406.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1124142401) by changing a digit.

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 as a sum of consecutive naturals, namely, 562071215 + 562071216.

It is an arithmetic number, because the mean of its divisors is an integer number (562071216).

Almost surely, 2^1124142431 is an apocalyptic number.

1124142431 is a deficient number, since it is larger than the sum of its proper divisors (1).

1124142431 is an equidigital number, since it uses as much as digits as its factorization.

1124142431 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 768, while the sum is 23.

The square root of 1124142431 is about 33528.2333414691. The cubic root of 1124142431 is about 1039.7775753995. Note that the first 3 decimals are identical.

Adding to 1124142431 its reverse (1342414211), we get a palindrome (2466556642).

The spelling of 1124142431 in words is "one billion, one hundred twenty-four million, one hundred forty-two thousand, four hundred thirty-one".