3801161503 has 18 divisors (see below), whose sum is σ = 3996936216. Its totient is φ = 3614835600.

The previous prime is 3801161491. The next prime is 3801161513. The reversal of 3801161503 is 3051611083.

It is not a de Polignac number, because 3801161503 - 2⁵ = 3801161471 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 (3801161513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 3575350 + ... + 3576412.

It is an arithmetic number, because the mean of its divisors is an integer number (222052012).

Almost surely, 2^3801161503 is an apocalyptic number.

3801161503 is a deficient number, since it is larger than the sum of its proper divisors (195774713).

3801161503 is an equidigital number, since it uses as much as digits as its factorization.

3801161503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1247 (or 1155 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 28.

The square root of 3801161503 is about 61653.5603432600. The cubic root of 3801161503 is about 1560.6497270280.

Adding to 3801161503 its reverse (3051611083), we get a palindrome (6852772586).

The spelling of 3801161503 in words is "three billion, eight hundred one million, one hundred sixty-one thousand, five hundred three".