3639041741 has 2 divisors, whose sum is σ = 3639041742. Its totient is φ = 3639041740.

The previous prime is 3639041737. The next prime is 3639041753. The reversal of 3639041741 is 1471409363.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3630544516 + 8497225 = 60254^2 + 2915^2 .

It is a cyclic number.

It is not a de Polignac number, because 3639041741 - 2² = 3639041737 is a prime.

It is a super-2 number, since 2×3639041741² = 26485249585480622162, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3639041695 and 3639041704.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3639041941) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1819520870 + 1819520871.

It is an arithmetic number, because the mean of its divisors is an integer number (1819520871).

Almost surely, 2^3639041741 is an apocalyptic number.

It is an amenable number.

3639041741 is a deficient number, since it is larger than the sum of its proper divisors (1).

3639041741 is an equidigital number, since it uses as much as digits as its factorization.

3639041741 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 54432, while the sum is 38.

The square root of 3639041741 is about 60324.4704991266. The cubic root of 3639041741 is about 1538.1393366908.

The spelling of 3639041741 in words is "three billion, six hundred thirty-nine million, forty-one thousand, seven hundred forty-one".