3730734743121 has 27 divisors (see below), whose sum is σ = 5538738005073. Its totient is φ = 2419796980800.

The previous prime is 3730734743107. The next prime is 3730734743137. The reversal of 3730734743121 is 1213474370373.

The square root of 3730734743121 is 1931511.

It is a perfect power (a square), and thus also a powerful number.

3730734743121 is a `hidden beast` number, since 37 + 30 + 73 + 474 + 31 + 21 = 666.

3730734743121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 1000190009025 + 2730544734096 = 1000095^2 + 1652436^2 .

It is not a de Polignac number, because 3730734743121 - 2⁴¹ = 1531711487569 is a prime.

It is a super-2 number, since 2×3730734743121² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3730734743921) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 214389021 + ... + 214406421.

Almost surely, 2^{3730734743121} is an apocalyptic number.

3730734743121 is the 1931511-st square number.

3730734743121 is the 965756-th centered octagonal number.

It is an amenable number.

3730734743121 is a deficient number, since it is larger than the sum of its proper divisors (1808003261952).

3730734743121 is an frugal number, since it uses more digits than its factorization.

3730734743121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34882 (or 17441 counting only the distinct ones).

The product of its (nonzero) digits is 889056, while the sum is 45.

The spelling of 3730734743121 in words is "three trillion, seven hundred thirty billion, seven hundred thirty-four million, seven hundred forty-three thousand, one hundred twenty-one".