3520115343 has 6 divisors (see below), whose sum is σ = 5084611064. Its totient is φ = 2346743556.

The previous prime is 3520115329. The next prime is 3520115399. The reversal of 3520115343 is 3435110253.

3520115343 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3520115343 - 2¹⁷ = 3519984271 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 (3520110343) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 195561955 + ... + 195561972.

Almost surely, 2^3520115343 is an apocalyptic number.

3520115343 is a deficient number, since it is larger than the sum of its proper divisors (1564495721).

3520115343 is a wasteful number, since it uses less digits than its factorization.

3520115343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 391123933 (or 391123930 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 27.

The square root of 3520115343 is about 59330.5599417366. The cubic root of 3520115343 is about 1521.1975994240.

Adding to 3520115343 its reverse (3435110253), we get a palindrome (6955225596).

The spelling of 3520115343 in words is "three billion, five hundred twenty million, one hundred fifteen thousand, three hundred forty-three".