413403181 has 2 divisors, whose sum is σ = 413403182. Its totient is φ = 413403180.

The previous prime is 413403157. The next prime is 413403191. The reversal of 413403181 is 181304314.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 236113956 + 177289225 = 15366^2 + 13315^2 .

It is a cyclic number.

It is not a de Polignac number, because 413403181 - 2⁹ = 413402669 is a prime.

It is a super-2 number, since 2×413403181² = 341804380121837522, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (413403191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 206701590 + 206701591.

It is an arithmetic number, because the mean of its divisors is an integer number (206701591).

Almost surely, 2^413403181 is an apocalyptic number.

It is an amenable number.

413403181 is a deficient number, since it is larger than the sum of its proper divisors (1).

413403181 is an equidigital number, since it uses as much as digits as its factorization.

413403181 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1152, while the sum is 25.

The square root of 413403181 is about 20332.3186331515. The cubic root of 413403181 is about 744.9456777652.

Adding to 413403181 its reverse (181304314), we get a palindrome (594707495).

It can be divided in two parts, 41340 and 3181, that added together give a square (44521 = 211²).

The spelling of 413403181 in words is "four hundred thirteen million, four hundred three thousand, one hundred eighty-one".