4091147297 has 2 divisors, whose sum is σ = 4091147298. Its totient is φ = 4091147296.

The previous prime is 4091147213. The next prime is 4091147339. The reversal of 4091147297 is 7927411904.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2109473041 + 1981674256 = 45929^2 + 44516^2 .

It is a cyclic number.

It is not a de Polignac number, because 4091147297 - 2¹² = 4091143201 is a prime.

It is not a weakly prime, because it can be changed into another prime (4091147897) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2045573648 + 2045573649.

It is an arithmetic number, because the mean of its divisors is an integer number (2045573649).

Almost surely, 2^4091147297 is an apocalyptic number.

It is an amenable number.

4091147297 is a deficient number, since it is larger than the sum of its proper divisors (1).

4091147297 is an equidigital number, since it uses as much as digits as its factorization.

4091147297 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 127008, while the sum is 44.

The square root of 4091147297 is about 63962.0770222481. The cubic root of 4091147297 is about 1599.3678879346.

The spelling of 4091147297 in words is "four billion, ninety-one million, one hundred forty-seven thousand, two hundred ninety-seven".