406701161 has 2 divisors, whose sum is σ = 406701162. Its totient is φ = 406701160.

The previous prime is 406701131. The next prime is 406701221. The reversal of 406701161 is 161107604.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 391248400 + 15452761 = 19780^2 + 3931^2 .

It is a cyclic number.

It is not a de Polignac number, because 406701161 - 2¹⁸ = 406439017 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 406701161.

It is not a weakly prime, because it can be changed into another prime (406701131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 203350580 + 203350581.

It is an arithmetic number, because the mean of its divisors is an integer number (203350581).

Almost surely, 2^406701161 is an apocalyptic number.

It is an amenable number.

406701161 is a deficient number, since it is larger than the sum of its proper divisors (1).

406701161 is an equidigital number, since it uses as much as digits as its factorization.

406701161 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1008, while the sum is 26.

The square root of 406701161 is about 20166.8331921499. The cubic root of 406701161 is about 740.8980823778.

Adding to 406701161 its reverse (161107604), we get a palindrome (567808765).

The spelling of 406701161 in words is "four hundred six million, seven hundred one thousand, one hundred sixty-one".