3520342545 has 16 divisors (see below), whose sum is σ = 5633409600. Its totient is φ = 1877228864.

The previous prime is 3520342543. The next prime is 3520342561. The reversal of 3520342545 is 5452430253.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 3520342545 - 2¹ = 3520342543 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3520342543) 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 15 ways as a sum of consecutive naturals, for example, 115306 + ... + 142604.

It is an arithmetic number, because the mean of its divisors is an integer number (352088100).

Almost surely, 2^3520342545 is an apocalyptic number.

It is an amenable number.

3520342545 is a deficient number, since it is larger than the sum of its proper divisors (2113067055).

3520342545 is a wasteful number, since it uses less digits than its factorization.

3520342545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35904.

The product of its (nonzero) digits is 72000, while the sum is 33.

The square root of 3520342545 is about 59332.4746239359. The cubic root of 3520342545 is about 1521.2303267325.

Adding to 3520342545 its reverse (5452430253), we get a palindrome (8972772798).

The spelling of 3520342545 in words is "three billion, five hundred twenty million, three hundred forty-two thousand, five hundred forty-five".