900144827 has 2 divisors, whose sum is σ = 900144828. Its totient is φ = 900144826.

The previous prime is 900144821. The next prime is 900144829. The reversal of 900144827 is 728441009.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 900144827 - 2²⁸ = 631709371 is a prime.

Together with 900144829, 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 (900144821) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 450072413 + 450072414.

It is an arithmetic number, because the mean of its divisors is an integer number (450072414).

Almost surely, 2^900144827 is an apocalyptic number.

900144827 is a deficient number, since it is larger than the sum of its proper divisors (1).

900144827 is an equidigital number, since it uses as much as digits as its factorization.

900144827 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16128, while the sum is 35.

The square root of 900144827 is about 30002.4136862353. The cubic root of 900144827 is about 965.5411703210.

The spelling of 900144827 in words is "nine hundred million, one hundred forty-four thousand, eight hundred twenty-seven".