32148191 has 2 divisors, whose sum is σ = 32148192. Its totient is φ = 32148190.

The previous prime is 32148169. The next prime is 32148197. The reversal of 32148191 is 19184123.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-32148191 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32148197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16074095 + 16074096.

It is an arithmetic number, because the mean of its divisors is an integer number (16074096).

Almost surely, 2^32148191 is an apocalyptic number.

32148191 is a deficient number, since it is larger than the sum of its proper divisors (1).

32148191 is an equidigital number, since it uses as much as digits as its factorization.

32148191 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1728, while the sum is 29.

The square root of 32148191 is about 5669.9374776094. The cubic root of 32148191 is about 317.9695361295.

The spelling of 32148191 in words is "thirty-two million, one hundred forty-eight thousand, one hundred ninety-one".