1432140247 has 2 divisors, whose sum is σ = 1432140248. Its totient is φ = 1432140246.

The previous prime is 1432140239. The next prime is 1432140251. The reversal of 1432140247 is 7420412341.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1432140247 - 2³ = 1432140239 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1432147247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 716070123 + 716070124.

It is an arithmetic number, because the mean of its divisors is an integer number (716070124).

Almost surely, 2^1432140247 is an apocalyptic number.

1432140247 is a deficient number, since it is larger than the sum of its proper divisors (1).

1432140247 is an equidigital number, since it uses as much as digits as its factorization.

1432140247 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5376, while the sum is 28.

The square root of 1432140247 is about 37843.6288825477. The cubic root of 1432140247 is about 1127.1849545298.

Adding to 1432140247 its reverse (7420412341), we get a palindrome (8852552588).

The spelling of 1432140247 in words is "one billion, four hundred thirty-two million, one hundred forty thousand, two hundred forty-seven".