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574012991 is a prime number
BaseRepresentation
bin100010001101101…
…011111000111111
31111000002212210102
4202031223320333
52133421403431
6132543031315
720140013156
oct4215537077
91430085712
10574012991
11275019502
1214029b53b
1391bca376
145634059d
15355d7dcb
hex2236be3f

574012991 has 2 divisors, whose sum is σ = 574012992. Its totient is φ = 574012990.

The previous prime is 574012963. The next prime is 574013029. The reversal of 574012991 is 199210475.

It is an a-pointer prime, because the next prime (574013029) can be obtained adding 574012991 to its sum of digits (38).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 574012991 - 210 = 574011967 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (574012951) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 287006495 + 287006496.

It is an arithmetic number, because the mean of its divisors is an integer number (287006496).

Almost surely, 2574012991 is an apocalyptic number.

574012991 is a deficient number, since it is larger than the sum of its proper divisors (1).

574012991 is an equidigital number, since it uses as much as digits as its factorization.

574012991 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 22680, while the sum is 38.

The square root of 574012991 is about 23958.5682168196. The cubic root of 574012991 is about 831.0756803627.

The spelling of 574012991 in words is "five hundred seventy-four million, twelve thousand, nine hundred ninety-one".