3520214145 has 120 divisors (see below), whose sum is σ = 7354843392. Its totient is φ = 1555848000.

The previous prime is 3520214143. The next prime is 3520214149. The reversal of 3520214145 is 5414120253.

It is not a de Polignac number, because 3520214145 - 2¹ = 3520214143 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3520214141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 3348870 + ... + 3349920.

Almost surely, 2^3520214145 is an apocalyptic number.

3520214145 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

3520214145 is an abundant number, since it is smaller than the sum of its proper divisors (3834629247).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3520214145 is a wasteful number, since it uses less digits than its factorization.

3520214145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1121 (or 1097 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 3520214145 is about 59331.3925759374. The cubic root of 3520214145 is about 1521.2118315296.

Adding to 3520214145 its reverse (5414120253), we get a palindrome (8934334398).

The spelling of 3520214145 in words is "three billion, five hundred twenty million, two hundred fourteen thousand, one hundred forty-five".