3506431113 has 10 divisors (see below), whose sum is σ = 5238002154. Its totient is φ = 2337620688.

The previous prime is 3506431051. The next prime is 3506431129. The reversal of 3506431113 is 3111346053.

3506431113 is a `hidden beast` number, since 3 + 5 + 0 + 643 + 1 + 1 + 13 = 666.

It can be written as a sum of positive squares in only one way, i.e., 2113424784 + 1393006329 = 45972^2 + 37323^2 .

It is not a de Polignac number, because 3506431113 - 2¹² = 3506427017 is a prime.

It is a super-3 number, since 3×3506431113³ (a number of 30 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (3506431013) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 21644556 + ... + 21644717.

Almost surely, 2^3506431113 is an apocalyptic number.

It is an amenable number.

3506431113 is a deficient number, since it is larger than the sum of its proper divisors (1731571041).

3506431113 is an equidigital number, since it uses as much as digits as its factorization.

3506431113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43289285 (or 43289276 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 27.

The square root of 3506431113 is about 59215.1257112573. The cubic root of 3506431113 is about 1519.2238525077.

Adding to 3506431113 its reverse (3111346053), we get a palindrome (6617777166).

The spelling of 3506431113 in words is "three billion, five hundred six million, four hundred thirty-one thousand, one hundred thirteen".