407641097 has 2 divisors, whose sum is σ = 407641098. Its totient is φ = 407641096.

The previous prime is 407641061. The next prime is 407641109. The reversal of 407641097 is 790146704.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 405257161 + 2383936 = 20131^2 + 1544^2 .

It is a cyclic number.

It is not a de Polignac number, because 407641097 - 2¹⁴ = 407624713 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 407641097.

It is not a weakly prime, because it can be changed into another prime (407641057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 203820548 + 203820549.

It is an arithmetic number, because the mean of its divisors is an integer number (203820549).

Almost surely, 2^407641097 is an apocalyptic number.

It is an amenable number.

407641097 is a deficient number, since it is larger than the sum of its proper divisors (1).

407641097 is an equidigital number, since it uses as much as digits as its factorization.

407641097 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 42336, while the sum is 38.

The square root of 407641097 is about 20190.1237490016. The cubic root of 407641097 is about 741.4684118552.

The spelling of 407641097 in words is "four hundred seven million, six hundred forty-one thousand, ninety-seven".