3990525411 has 4 divisors (see below), whose sum is σ = 5320700552. Its totient is φ = 2660350272.

The previous prime is 3990525403. The next prime is 3990525457. The reversal of 3990525411 is 1145250993.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1145250993 = 3 ⋅381750331.

It is not a de Polignac number, because 3990525411 - 2³ = 3990525403 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3990525411.

It is not an unprimeable number, because it can be changed into a prime (3990525611) 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, 665087566 + ... + 665087571.

It is an arithmetic number, because the mean of its divisors is an integer number (1330175138).

Almost surely, 2^3990525411 is an apocalyptic number.

3990525411 is a deficient number, since it is larger than the sum of its proper divisors (1330175141).

3990525411 is a wasteful number, since it uses less digits than its factorization.

3990525411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1330175140.

The product of its (nonzero) digits is 48600, while the sum is 39.

The square root of 3990525411 is about 63170.6055931079. The cubic root of 3990525411 is about 1586.1467300521.

The spelling of 3990525411 in words is "three billion, nine hundred ninety million, five hundred twenty-five thousand, four hundred eleven".