906541697 has 2 divisors, whose sum is σ = 906541698. Its totient is φ = 906541696.

The previous prime is 906541681. The next prime is 906541717. The reversal of 906541697 is 796145609.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 880368241 + 26173456 = 29671^2 + 5116^2 .

It is a cyclic number.

It is not a de Polignac number, because 906541697 - 2⁴ = 906541681 is a prime.

It is not a weakly prime, because it can be changed into another prime (906541397) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 453270848 + 453270849.

It is an arithmetic number, because the mean of its divisors is an integer number (453270849).

Almost surely, 2^906541697 is an apocalyptic number.

It is an amenable number.

906541697 is a deficient number, since it is larger than the sum of its proper divisors (1).

906541697 is an equidigital number, since it uses as much as digits as its factorization.

906541697 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 408240, while the sum is 47.

The square root of 906541697 is about 30108.8308806569. The cubic root of 906541697 is about 967.8229764310.

The spelling of 906541697 in words is "nine hundred six million, five hundred forty-one thousand, six hundred ninety-seven".