5653181 has 2 divisors, whose sum is σ = 5653182. Its totient is φ = 5653180.

The previous prime is 5653177. The next prime is 5653183. The reversal of 5653181 is 1813565.

5653181 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5597956 + 55225 = 2366^2 + 235^2 .

It is a cyclic number.

It is not a de Polignac number, because 5653181 - 2² = 5653177 is a prime.

It is a super-2 number, since 2×5653181² = 63916910837522, which contains 22 as substring.

Together with 5653183, it forms a pair of twin primes.

It is a Chen prime.

It is equal to p₃₉₀₅₈₄ and since 5653181 and 390584 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5653183) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2826590 + 2826591.

It is an arithmetic number, because the mean of its divisors is an integer number (2826591).

Almost surely, 2^5653181 is an apocalyptic number.

It is an amenable number.

5653181 is a deficient number, since it is larger than the sum of its proper divisors (1).

5653181 is an equidigital number, since it uses as much as digits as its factorization.

5653181 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3600, while the sum is 29.

The square root of 5653181 is about 2377.6418990252. The cubic root of 5653181 is about 178.1411685744.

The spelling of 5653181 in words is "five million, six hundred fifty-three thousand, one hundred eighty-one".