1432320451 has 2 divisors, whose sum is σ = 1432320452. Its totient is φ = 1432320450.

The previous prime is 1432320427. The next prime is 1432320493. The reversal of 1432320451 is 1540232341.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1432320451 - 2¹¹ = 1432318403 is a prime.

It is not a weakly prime, because it can be changed into another prime (1432326451) 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, 716160225 + 716160226.

It is an arithmetic number, because the mean of its divisors is an integer number (716160226).

Almost surely, 2^1432320451 is an apocalyptic number.

1432320451 is a deficient number, since it is larger than the sum of its proper divisors (1).

1432320451 is an equidigital number, since it uses as much as digits as its factorization.

1432320451 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 1432320451 is about 37846.0097104041. The cubic root of 1432320451 is about 1127.2322298622.

Adding to 1432320451 its reverse (1540232341), we get a palindrome (2972552792).

The spelling of 1432320451 in words is "one billion, four hundred thirty-two million, three hundred twenty thousand, four hundred fifty-one".