3987513383 has 8 divisors (see below), whose sum is σ = 4619585568. Its totient is φ = 3371048064.

The previous prime is 3987513379. The next prime is 3987513389. The reversal of 3987513383 is 3833157893.

It is a happy number.

3987513383 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3987513383 - 2² = 3987513379 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 (3987513389) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3901166 + ... + 3902187.

It is an arithmetic number, because the mean of its divisors is an integer number (577448196).

Almost surely, 2^3987513383 is an apocalyptic number.

3987513383 is a deficient number, since it is larger than the sum of its proper divisors (632072185).

3987513383 is an equidigital number, since it uses as much as digits as its factorization.

3987513383 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7803433.

The product of its digits is 1632960, while the sum is 50.

The square root of 3987513383 is about 63146.7606690953. The cubic root of 3987513383 is about 1585.7475578137.

The spelling of 3987513383 in words is "three billion, nine hundred eighty-seven million, five hundred thirteen thousand, three hundred eighty-three".