3755557061 has 2 divisors, whose sum is σ = 3755557062. Its totient is φ = 3755557060.

The previous prime is 3755557037. The next prime is 3755557067. The reversal of 3755557061 is 1607555573.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2624512900 + 1131044161 = 51230^2 + 33631^2 .

It is a cyclic number.

It is not a de Polignac number, because 3755557061 - 2⁶ = 3755556997 is a prime.

It is a super-4 number, since 4×3755557061⁴ (a number of 39 digits) contains 4444 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3755557067) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1877778530 + 1877778531.

It is an arithmetic number, because the mean of its divisors is an integer number (1877778531).

Almost surely, 2^3755557061 is an apocalyptic number.

It is an amenable number.

3755557061 is a deficient number, since it is larger than the sum of its proper divisors (1).

3755557061 is an equidigital number, since it uses as much as digits as its factorization.

3755557061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 551250, while the sum is 44.

The square root of 3755557061 is about 61282.5999856403. The cubic root of 3755557061 is about 1554.3833000137.

The spelling of 3755557061 in words is "three billion, seven hundred fifty-five million, five hundred fifty-seven thousand, sixty-one".