471150509 has 2 divisors, whose sum is σ = 471150510. Its totient is φ = 471150508.

The previous prime is 471150497. The next prime is 471150553. The reversal of 471150509 is 905051174.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 338670409 + 132480100 = 18403^2 + 11510^2 .

It is a cyclic number.

It is not a de Polignac number, because 471150509 - 2¹² = 471146413 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 (471150709) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 235575254 + 235575255.

It is an arithmetic number, because the mean of its divisors is an integer number (235575255).

Almost surely, 2^471150509 is an apocalyptic number.

It is an amenable number.

471150509 is a deficient number, since it is larger than the sum of its proper divisors (1).

471150509 is an equidigital number, since it uses as much as digits as its factorization.

471150509 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6300, while the sum is 32.

The square root of 471150509 is about 21706.0016815626. The cubic root of 471150509 is about 778.1319030349.

The spelling of 471150509 in words is "four hundred seventy-one million, one hundred fifty thousand, five hundred nine".