3667337081 has 2 divisors, whose sum is σ = 3667337082. Its totient is φ = 3667337080.

The previous prime is 3667337059. The next prime is 3667337159. The reversal of 3667337081 is 1807337663.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3613813225 + 53523856 = 60115^2 + 7316^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3667337081 is a prime.

It is a super-2 number, since 2×3667337081² = 26898722531355201122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3667337381) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1833668540 + 1833668541.

It is an arithmetic number, because the mean of its divisors is an integer number (1833668541).

Almost surely, 2^3667337081 is an apocalyptic number.

It is an amenable number.

3667337081 is a deficient number, since it is larger than the sum of its proper divisors (1).

3667337081 is an equidigital number, since it uses as much as digits as its factorization.

3667337081 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 381024, while the sum is 44.

The square root of 3667337081 is about 60558.5425930975. The cubic root of 3667337081 is about 1542.1156452212.

The spelling of 3667337081 in words is "three billion, six hundred sixty-seven million, three hundred thirty-seven thousand, eighty-one".