406701131 has 2 divisors, whose sum is σ = 406701132. Its totient is φ = 406701130.

The previous prime is 406701109. The next prime is 406701161. The reversal of 406701131 is 131107604.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 406701131 - 2²² = 402506827 is a prime.

It is a super-2 number, since 2×406701131² = 330811619913358322, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 406701097 and 406701106.

It is not a weakly prime, because it can be changed into another prime (406701161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 203350565 + 203350566.

It is an arithmetic number, because the mean of its divisors is an integer number (203350566).

Almost surely, 2^406701131 is an apocalyptic number.

406701131 is a deficient number, since it is larger than the sum of its proper divisors (1).

406701131 is an equidigital number, since it uses as much as digits as its factorization.

406701131 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 504, while the sum is 23.

The square root of 406701131 is about 20166.8324483544. The cubic root of 406701131 is about 740.8980641606.

Adding to 406701131 its reverse (131107604), we get a palindrome (537808735).

The spelling of 406701131 in words is "four hundred six million, seven hundred one thousand, one hundred thirty-one".