3787889141 has 2 divisors, whose sum is σ = 3787889142. Its totient is φ = 3787889140.

The previous prime is 3787889137. The next prime is 3787889179. The reversal of 3787889141 is 1419887873.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3742380625 + 45508516 = 61175^2 + 6746^2 .

It is a cyclic number.

It is not a de Polignac number, because 3787889141 - 2² = 3787889137 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3787889641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1893944570 + 1893944571.

It is an arithmetic number, because the mean of its divisors is an integer number (1893944571).

Almost surely, 2^3787889141 is an apocalyptic number.

It is an amenable number.

3787889141 is a deficient number, since it is larger than the sum of its proper divisors (1).

3787889141 is an equidigital number, since it uses as much as digits as its factorization.

3787889141 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2709504, while the sum is 56.

The square root of 3787889141 is about 61545.8295987632. The cubic root of 3787889141 is about 1558.8311896184.

The spelling of 3787889141 in words is "three billion, seven hundred eighty-seven million, eight hundred eighty-nine thousand, one hundred forty-one".