447151141 has 2 divisors, whose sum is σ = 447151142. Its totient is φ = 447151140.

The previous prime is 447151127. The next prime is 447151157. The reversal of 447151141 is 141151744.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 297700516 + 149450625 = 17254^2 + 12225^2 .

It is a cyclic number.

It is not a de Polignac number, because 447151141 - 2⁷ = 447151013 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (447151171) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 223575570 + 223575571.

It is an arithmetic number, because the mean of its divisors is an integer number (223575571).

Almost surely, 2^447151141 is an apocalyptic number.

It is an amenable number.

447151141 is a deficient number, since it is larger than the sum of its proper divisors (1).

447151141 is an equidigital number, since it uses as much as digits as its factorization.

447151141 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2240, while the sum is 28.

The square root of 447151141 is about 21145.9485717714. The cubic root of 447151141 is about 764.6888911102.

The spelling of 447151141 in words is "four hundred forty-seven million, one hundred fifty-one thousand, one hundred forty-one".