1124431431 has 16 divisors (see below), whose sum is σ = 1532680704. Its totient is φ = 732933824.

The previous prime is 1124431421. The next prime is 1124431447. The reversal of 1124431431 is 1341344211.

It is a cyclic number.

It is not a de Polignac number, because 1124431431 - 2¹⁹ = 1123907143 is a prime.

It is a super-2 number, since 2×1124431431² = 2528692086041415522, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1124431421) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 160555 + ... + 167411.

It is an arithmetic number, because the mean of its divisors is an integer number (95792544).

Almost surely, 2^1124431431 is an apocalyptic number.

1124431431 is a deficient number, since it is larger than the sum of its proper divisors (408249273).

1124431431 is a wasteful number, since it uses less digits than its factorization.

1124431431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8070.

The product of its digits is 1152, while the sum is 24.

The square root of 1124431431 is about 33532.5428651034. The cubic root of 1124431431 is about 1039.8666714558.

Adding to 1124431431 its reverse (1341344211), we get a palindrome (2465775642).

The spelling of 1124431431 in words is "one billion, one hundred twenty-four million, four hundred thirty-one thousand, four hundred thirty-one".