3900871131 has 4 divisors (see below), whose sum is σ = 5201161512. Its totient is φ = 2600580752.

The previous prime is 3900871103. The next prime is 3900871189. The reversal of 3900871131 is 1311780093.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3900871131 - 2⁹ = 3900870619 is a prime.

It is a super-2 number, since 2×3900871131² = 30433591161338438322, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3900871092 and 3900871101.

It is not an unprimeable number, because it can be changed into a prime (3900851131) 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, 650145186 + ... + 650145191.

It is an arithmetic number, because the mean of its divisors is an integer number (1300290378).

Almost surely, 2^3900871131 is an apocalyptic number.

3900871131 is a deficient number, since it is larger than the sum of its proper divisors (1300290381).

3900871131 is a wasteful number, since it uses less digits than its factorization.

3900871131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1300290380.

The product of its (nonzero) digits is 4536, while the sum is 33.

The square root of 3900871131 is about 62456.9542244897. The cubic root of 3900871131 is about 1574.1781056211.

The spelling of 3900871131 in words is "three billion, nine hundred million, eight hundred seventy-one thousand, one hundred thirty-one".