1632897241 has 2 divisors, whose sum is σ = 1632897242. Its totient is φ = 1632897240.

The previous prime is 1632897223. The next prime is 1632897247. The reversal of 1632897241 is 1427982361.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1630463641 + 2433600 = 40379^2 + 1560^2 .

It is a cyclic number.

It is not a de Polignac number, because 1632897241 - 2¹⁹ = 1632372953 is a prime.

It is not a weakly prime, because it can be changed into another prime (1632897247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 816448620 + 816448621.

It is an arithmetic number, because the mean of its divisors is an integer number (816448621).

Almost surely, 2^1632897241 is an apocalyptic number.

It is an amenable number.

1632897241 is a deficient number, since it is larger than the sum of its proper divisors (1).

1632897241 is an equidigital number, since it uses as much as digits as its factorization.

1632897241 is an evil number, because the sum of its binary digits is even.

The product of its digits is 145152, while the sum is 43.

The square root of 1632897241 is about 40409.1232396844. The cubic root of 1632897241 is about 1177.5687855803.

It can be divided in two parts, 16328 and 97241, that added together give a square (113569 = 337²).

The spelling of 1632897241 in words is "one billion, six hundred thirty-two million, eight hundred ninety-seven thousand, two hundred forty-one".