4545352013 has 4 divisors (see below), whose sum is σ = 4547257020. Its totient is φ = 4543447008.

The previous prime is 4545351961. The next prime is 4545352037. The reversal of 4545352013 is 3102535454.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 611177284 + 3934174729 = 24722^2 + 62723^2 .

It is a cyclic number.

It is not a de Polignac number, because 4545352013 - 2⁶ = 4545351949 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 (4545352043) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 948920 + ... + 953697.

It is an arithmetic number, because the mean of its divisors is an integer number (1136814255).

Almost surely, 2^4545352013 is an apocalyptic number.

It is an amenable number.

4545352013 is a deficient number, since it is larger than the sum of its proper divisors (1905007).

4545352013 is a wasteful number, since it uses less digits than its factorization.

4545352013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1905006.

The product of its (nonzero) digits is 36000, while the sum is 32.

The square root of 4545352013 is about 67419.2258410018. The cubic root of 4545352013 is about 1656.4913569367.

Adding to 4545352013 its reverse (3102535454), we get a palindrome (7647887467).

The spelling of 4545352013 in words is "four billion, five hundred forty-five million, three hundred fifty-two thousand, thirteen".