3505838131 has 4 divisors (see below), whose sum is σ = 3508076992. Its totient is φ = 3503599272.

The previous prime is 3505838111. The next prime is 3505838179. The reversal of 3505838131 is 1318385053.

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 3505838131 - 2⁵ = 3505838099 is a prime.

It is a super-2 number, since 2×3505838131² = 24581802001547146322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3505838111) 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 3 ways as a sum of consecutive naturals, for example, 1117080 + ... + 1120213.

It is an arithmetic number, because the mean of its divisors is an integer number (877019248).

Almost surely, 2^3505838131 is an apocalyptic number.

3505838131 is a deficient number, since it is larger than the sum of its proper divisors (2238861).

3505838131 is a wasteful number, since it uses less digits than its factorization.

3505838131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2238860.

The product of its (nonzero) digits is 43200, while the sum is 37.

The square root of 3505838131 is about 59210.1184849347. The cubic root of 3505838131 is about 1519.1382076685.

The spelling of 3505838131 in words is "three billion, five hundred five million, eight hundred thirty-eight thousand, one hundred thirty-one".