1024140431 has 2 divisors, whose sum is σ = 1024140432. Its totient is φ = 1024140430.

The previous prime is 1024140419. The next prime is 1024140479. The reversal of 1024140431 is 1340414201.

1024140431 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1024140431 is a prime.

It is a super-2 number, since 2×1024140431² = 2097727244817731522, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1024140731) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 512070215 + 512070216.

It is an arithmetic number, because the mean of its divisors is an integer number (512070216).

Almost surely, 2^1024140431 is an apocalyptic number.

1024140431 is a deficient number, since it is larger than the sum of its proper divisors (1).

1024140431 is an equidigital number, since it uses as much as digits as its factorization.

1024140431 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 1024140431 is about 32002.1941591510. The cubic root of 1024140431 is about 1007.9829138444.

Adding to 1024140431 its reverse (1340414201), we get a palindrome (2364554632).

The spelling of 1024140431 in words is "one billion, twenty-four million, one hundred forty thousand, four hundred thirty-one".