409294097 has 2 divisors, whose sum is σ = 409294098. Its totient is φ = 409294096.

The previous prime is 409294073. The next prime is 409294129. The reversal of 409294097 is 790492904.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 311204881 + 98089216 = 17641^2 + 9904^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-409294097 is a prime.

It is not a weakly prime, because it can be changed into another prime (409294007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 204647048 + 204647049.

It is an arithmetic number, because the mean of its divisors is an integer number (204647049).

Almost surely, 2^409294097 is an apocalyptic number.

It is an amenable number.

409294097 is a deficient number, since it is larger than the sum of its proper divisors (1).

409294097 is an equidigital number, since it uses as much as digits as its factorization.

409294097 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 163296, while the sum is 44.

The square root of 409294097 is about 20231.0181898984. The cubic root of 409294097 is about 742.4692876533.

It can be divided in two parts, 4092 and 94097, that added together give a palindrome (98189).

The spelling of 409294097 in words is "four hundred nine million, two hundred ninety-four thousand, ninety-seven".