904745141 has 2 divisors, whose sum is σ = 904745142. Its totient is φ = 904745140.

The previous prime is 904745087. The next prime is 904745143. The reversal of 904745141 is 141547409.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 859721041 + 45024100 = 29321^2 + 6710^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-904745141 is a prime.

Together with 904745143, it forms a pair of twin primes.

It is a Chen prime.

It is equal to p_46239182 and since 904745141 and 46239182 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (904745143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 452372570 + 452372571.

It is an arithmetic number, because the mean of its divisors is an integer number (452372571).

Almost surely, 2^904745141 is an apocalyptic number.

It is an amenable number.

904745141 is a deficient number, since it is larger than the sum of its proper divisors (1).

904745141 is an equidigital number, since it uses as much as digits as its factorization.

904745141 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20160, while the sum is 35.

The square root of 904745141 is about 30078.9817148121. The cubic root of 904745141 is about 967.1832198535.

The spelling of 904745141 in words is "nine hundred four million, seven hundred forty-five thousand, one hundred forty-one".