3928145503 has 16 divisors (see below), whose sum is σ = 4086415872. Its totient is φ = 3773196000.

The previous prime is 3928145471. The next prime is 3928145527. The reversal of 3928145503 is 3055418293.

It is a cyclic number.

It is not a de Polignac number, because 3928145503 - 2⁵ = 3928145471 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 (3928145593) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1406038 + ... + 1408828.

It is an arithmetic number, because the mean of its divisors is an integer number (255400992).

Almost surely, 2^3928145503 is an apocalyptic number.

3928145503 is a deficient number, since it is larger than the sum of its proper divisors (158270369).

3928145503 is a wasteful number, since it uses less digits than its factorization.

3928145503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3366.

The product of its (nonzero) digits is 129600, while the sum is 40.

The square root of 3928145503 is about 62674.9192500477. The cubic root of 3928145503 is about 1577.8384026914.

The spelling of 3928145503 in words is "three billion, nine hundred twenty-eight million, one hundred forty-five thousand, five hundred three".