32231057 has 2 divisors, whose sum is σ = 32231058. Its totient is φ = 32231056.

The previous prime is 32231053. The next prime is 32231113. The reversal of 32231057 is 75013223.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 28987456 + 3243601 = 5384^2 + 1801^2 .

It is an emirp because it is prime and its reverse (75013223) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 32231057 - 2² = 32231053 is a prime.

It is not a weakly prime, because it can be changed into another prime (32231053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16115528 + 16115529.

It is an arithmetic number, because the mean of its divisors is an integer number (16115529).

Almost surely, 2^32231057 is an apocalyptic number.

It is an amenable number.

32231057 is a deficient number, since it is larger than the sum of its proper divisors (1).

32231057 is an equidigital number, since it uses as much as digits as its factorization.

32231057 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1260, while the sum is 23.

The square root of 32231057 is about 5677.2402626628. The cubic root of 32231057 is about 318.2425038658.

The spelling of 32231057 in words is "thirty-two million, two hundred thirty-one thousand, fifty-seven".