1632565243 has 2 divisors, whose sum is σ = 1632565244. Its totient is φ = 1632565242.

The previous prime is 1632565213. The next prime is 1632565247. The reversal of 1632565243 is 3425652361.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1632565243 - 2²⁹ = 1095694331 is a prime.

It is a super-3 number, since 3×1632565243³ (a number of 29 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (1632565247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 816282621 + 816282622.

It is an arithmetic number, because the mean of its divisors is an integer number (816282622).

Almost surely, 2^1632565243 is an apocalyptic number.

1632565243 is a deficient number, since it is larger than the sum of its proper divisors (1).

1632565243 is an equidigital number, since it uses as much as digits as its factorization.

1632565243 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 129600, while the sum is 37.

The square root of 1632565243 is about 40405.0150723892. The cubic root of 1632565243 is about 1177.4889730502.

The spelling of 1632565243 in words is "one billion, six hundred thirty-two million, five hundred sixty-five thousand, two hundred forty-three".