4090363181 has 2 divisors, whose sum is σ = 4090363182. Its totient is φ = 4090363180.

The previous prime is 4090363177. The next prime is 4090363201. The reversal of 4090363181 is 1813630904.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3159564100 + 930799081 = 56210^2 + 30509^2 .

It is a cyclic number.

It is not a de Polignac number, because 4090363181 - 2² = 4090363177 is a prime.

It is a super-2 number, since 2×4090363181² = 33462141904960877522, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4090362181) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2045181590 + 2045181591.

It is an arithmetic number, because the mean of its divisors is an integer number (2045181591).

Almost surely, 2^4090363181 is an apocalyptic number.

It is an amenable number.

4090363181 is a deficient number, since it is larger than the sum of its proper divisors (1).

4090363181 is an equidigital number, since it uses as much as digits as its factorization.

4090363181 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15552, while the sum is 35.

The square root of 4090363181 is about 63955.9471902340. The cubic root of 4090363181 is about 1599.2657022485.

The spelling of 4090363181 in words is "four billion, ninety million, three hundred sixty-three thousand, one hundred eighty-one".