532545491 has 2 divisors, whose sum is σ = 532545492. Its totient is φ = 532545490.

The previous prime is 532545469. The next prime is 532545493. The reversal of 532545491 is 194545235.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 532545491 - 2²⁶ = 465436627 is a prime.

Together with 532545493, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (532545493) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 266272745 + 266272746.

It is an arithmetic number, because the mean of its divisors is an integer number (266272746).

Almost surely, 2^532545491 is an apocalyptic number.

532545491 is a deficient number, since it is larger than the sum of its proper divisors (1).

532545491 is an equidigital number, since it uses as much as digits as its factorization.

532545491 is an evil number, because the sum of its binary digits is even.

The product of its digits is 108000, while the sum is 38.

The square root of 532545491 is about 23076.9471767823. The cubic root of 532545491 is about 810.5607512725.

The spelling of 532545491 in words is "five hundred thirty-two million, five hundred forty-five thousand, four hundred ninety-one".