474307091 has 2 divisors, whose sum is σ = 474307092. Its totient is φ = 474307090.

The previous prime is 474307079. The next prime is 474307109. The reversal of 474307091 is 190703474.

Together with next prime (474307109) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-474307091 is a prime.

It is not a weakly prime, because it can be changed into another prime (474307291) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 237153545 + 237153546.

It is an arithmetic number, because the mean of its divisors is an integer number (237153546).

Almost surely, 2^474307091 is an apocalyptic number.

474307091 is a deficient number, since it is larger than the sum of its proper divisors (1).

474307091 is an equidigital number, since it uses as much as digits as its factorization.

474307091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 21168, while the sum is 35.

The square root of 474307091 is about 21778.5924935474. The cubic root of 474307091 is about 779.8657949028.

The spelling of 474307091 in words is "four hundred seventy-four million, three hundred seven thousand, ninety-one".