32514991 has 2 divisors, whose sum is σ = 32514992. Its totient is φ = 32514990.

The previous prime is 32514973. The next prime is 32515037. The reversal of 32514991 is 19941523.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-32514991 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32514901) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16257495 + 16257496.

It is an arithmetic number, because the mean of its divisors is an integer number (16257496).

Almost surely, 2^32514991 is an apocalyptic number.

32514991 is a deficient number, since it is larger than the sum of its proper divisors (1).

32514991 is an equidigital number, since it uses as much as digits as its factorization.

32514991 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9720, while the sum is 34.

The square root of 32514991 is about 5702.1917715910. The cubic root of 32514991 is about 319.1742741299.

The spelling of 32514991 in words is "thirty-two million, five hundred fourteen thousand, nine hundred ninety-one".