900081041 has 2 divisors, whose sum is σ = 900081042. Its totient is φ = 900081040.

The previous prime is 900081019. The next prime is 900081059. The reversal of 900081041 is 140180009.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 727920400 + 172160641 = 26980^2 + 13121^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-900081041 is a prime.

It is a Chen prime.

It is equal to p_46013144 and since 900081041 and 46013144 have the same sum of digits, it is a Honaker prime.

It is a junction number, because it is equal to n+sod(n) for n = 900080998 and 900081016.

It is not a weakly prime, because it can be changed into another prime (900081841) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 450040520 + 450040521.

It is an arithmetic number, because the mean of its divisors is an integer number (450040521).

Almost surely, 2^900081041 is an apocalyptic number.

It is an amenable number.

900081041 is a deficient number, since it is larger than the sum of its proper divisors (1).

900081041 is an equidigital number, since it uses as much as digits as its factorization.

900081041 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 23.

The square root of 900081041 is about 30001.3506529289. The cubic root of 900081041 is about 965.5183630785.

The spelling of 900081041 in words is "nine hundred million, eighty-one thousand, forty-one".