3877671541 has 4 divisors (see below), whose sum is σ = 3882349900. Its totient is φ = 3872993184.

The previous prime is 3877671493. The next prime is 3877671557. The reversal of 3877671541 is 1451767783.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1451767783 = 1759 ⋅825337.

It can be written as a sum of positive squares in 2 ways, for example, as 2765182225 + 1112489316 = 52585^2 + 33354^2 .

It is a cyclic number.

It is not a de Polignac number, because 3877671541 - 2¹¹ = 3877669493 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3877671341) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2337936 + ... + 2339593.

It is an arithmetic number, because the mean of its divisors is an integer number (970587475).

Almost surely, 2^3877671541 is an apocalyptic number.

It is an amenable number.

3877671541 is a deficient number, since it is larger than the sum of its proper divisors (4678359).

3877671541 is an equidigital number, since it uses as much as digits as its factorization.

3877671541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4678358.

The product of its digits is 987840, while the sum is 49.

The square root of 3877671541 is about 62270.9526264052. The cubic root of 3877671541 is about 1571.0512035853.

The spelling of 3877671541 in words is "three billion, eight hundred seventy-seven million, six hundred seventy-one thousand, five hundred forty-one".