900453641 has 2 divisors, whose sum is σ = 900453642. Its totient is φ = 900453640.

The previous prime is 900453607. The next prime is 900453667. The reversal of 900453641 is 146354009.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 467813641 + 432640000 = 21629^2 + 20800^2 .

It is an emirp because it is prime and its reverse (146354009) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 900453641 - 2²² = 896259337 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 900453598 and 900453607.

It is not a weakly prime, because it can be changed into another prime (900453691) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 450226820 + 450226821.

It is an arithmetic number, because the mean of its divisors is an integer number (450226821).

Almost surely, 2^900453641 is an apocalyptic number.

It is an amenable number.

900453641 is a deficient number, since it is larger than the sum of its proper divisors (1).

900453641 is an equidigital number, since it uses as much as digits as its factorization.

900453641 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12960, while the sum is 32.

The square root of 900453641 is about 30007.5597308412. The cubic root of 900453641 is about 965.6515742361.

The spelling of 900453641 in words is "nine hundred million, four hundred fifty-three thousand, six hundred forty-one".