3745661747 has 2 divisors, whose sum is σ = 3745661748. Its totient is φ = 3745661746.

The previous prime is 3745661713. The next prime is 3745661753. The reversal of 3745661747 is 7471665473.

3745661747 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3745661747 - 2⁶ = 3745661683 is a prime.

It is a super-4 number, since 4×3745661747⁴ (a number of 39 digits) contains 4444 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3745661695 and 3745661704.

It is not a weakly prime, because it can be changed into another prime (3745661797) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1872830873 + 1872830874.

It is an arithmetic number, because the mean of its divisors is an integer number (1872830874).

Almost surely, 2^3745661747 is an apocalyptic number.

3745661747 is a deficient number, since it is larger than the sum of its proper divisors (1).

3745661747 is an equidigital number, since it uses as much as digits as its factorization.

3745661747 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2963520, while the sum is 50.

The square root of 3745661747 is about 61201.8116316829. The cubic root of 3745661747 is about 1553.0169124320.

The spelling of 3745661747 in words is "three billion, seven hundred forty-five million, six hundred sixty-one thousand, seven hundred forty-seven".