1432560989 has 2 divisors, whose sum is σ = 1432560990. Its totient is φ = 1432560988.

The previous prime is 1432560959. The next prime is 1432561021. The reversal of 1432560989 is 9890652341.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1365893764 + 66667225 = 36958^2 + 8165^2 .

It is a cyclic number.

It is not a de Polignac number, because 1432560989 - 2¹² = 1432556893 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1432560959) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 716280494 + 716280495.

It is an arithmetic number, because the mean of its divisors is an integer number (716280495).

Almost surely, 2^1432560989 is an apocalyptic number.

It is an amenable number.

1432560989 is a deficient number, since it is larger than the sum of its proper divisors (1).

1432560989 is an equidigital number, since it uses as much as digits as its factorization.

1432560989 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 466560, while the sum is 47.

The square root of 1432560989 is about 37849.1874285301. The cubic root of 1432560989 is about 1127.2953272436.

The spelling of 1432560989 in words is "one billion, four hundred thirty-two million, five hundred sixty thousand, nine hundred eighty-nine".