32154641 has 2 divisors, whose sum is σ = 32154642. Its totient is φ = 32154640.

The previous prime is 32154613. The next prime is 32154679. The reversal of 32154641 is 14645123.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 28313041 + 3841600 = 5321^2 + 1960^2 .

It is an emirp because it is prime and its reverse (14645123) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 32154641 - 2¹⁰ = 32153617 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 32154641.

It is not a weakly prime, because it can be changed into another prime (32154691) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16077320 + 16077321.

It is an arithmetic number, because the mean of its divisors is an integer number (16077321).

Almost surely, 2^32154641 is an apocalyptic number.

It is an amenable number.

32154641 is a deficient number, since it is larger than the sum of its proper divisors (1).

32154641 is an equidigital number, since it uses as much as digits as its factorization.

32154641 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2880, while the sum is 26.

The square root of 32154641 is about 5670.5062384235. The cubic root of 32154641 is about 317.9907998077.

Adding to 32154641 its reverse (14645123), we get a palindrome (46799764).

The spelling of 32154641 in words is "thirty-two million, one hundred fifty-four thousand, six hundred forty-one".