1432320427 has 2 divisors, whose sum is σ = 1432320428. Its totient is φ = 1432320426.

The previous prime is 1432320413. The next prime is 1432320451. The reversal of 1432320427 is 7240232341.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1432320427 - 2⁷ = 1432320299 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1432320395 and 1432320404.

It is not a weakly prime, because it can be changed into another prime (1432327427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 716160213 + 716160214.

It is an arithmetic number, because the mean of its divisors is an integer number (716160214).

Almost surely, 2^1432320427 is an apocalyptic number.

1432320427 is a deficient number, since it is larger than the sum of its proper divisors (1).

1432320427 is an equidigital number, since it uses as much as digits as its factorization.

1432320427 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8064, while the sum is 28.

The square root of 1432320427 is about 37846.0093933297. The cubic root of 1432320427 is about 1127.2322235662.

Adding to 1432320427 its reverse (7240232341), we get a palindrome (8672552768).

The spelling of 1432320427 in words is "one billion, four hundred thirty-two million, three hundred twenty thousand, four hundred twenty-seven".