3750866129 has 2 divisors, whose sum is σ = 3750866130. Its totient is φ = 3750866128.

The previous prime is 3750866117. The next prime is 3750866137. The reversal of 3750866129 is 9216680573.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3750337600 + 528529 = 61240^2 + 727^2 .

It is an emirp because it is prime and its reverse (9216680573) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3750866129 - 2²⁰ = 3749817553 is a prime.

It is not a weakly prime, because it can be changed into another prime (3750866429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1875433064 + 1875433065.

It is an arithmetic number, because the mean of its divisors is an integer number (1875433065).

Almost surely, 2^3750866129 is an apocalyptic number.

It is an amenable number.

3750866129 is a deficient number, since it is larger than the sum of its proper divisors (1).

3750866129 is an equidigital number, since it uses as much as digits as its factorization.

3750866129 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 544320, while the sum is 47.

The square root of 3750866129 is about 61244.3150749521. The cubic root of 3750866129 is about 1553.7358555108.

The spelling of 3750866129 in words is "three billion, seven hundred fifty million, eight hundred sixty-six thousand, one hundred twenty-nine".