3513521045 has 4 divisors (see below), whose sum is σ = 4216225260. Its totient is φ = 2810816832.

The previous prime is 3513520993. The next prime is 3513521069. The reversal of 3513521045 is 5401253153.

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 1443544036 + 2069977009 = 37994^2 + 45497^2 .

It is a cyclic number.

It is not a de Polignac number, because 3513521045 - 2²² = 3509326741 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3513520999 and 3513521017.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 351352100 + ... + 351352109.

It is an arithmetic number, because the mean of its divisors is an integer number (1054056315).

Almost surely, 2^3513521045 is an apocalyptic number.

It is an amenable number.

3513521045 is a deficient number, since it is larger than the sum of its proper divisors (702704215).

3513521045 is an equidigital number, since it uses as much as digits as its factorization.

3513521045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 702704214.

The product of its (nonzero) digits is 9000, while the sum is 29.

The square root of 3513521045 is about 59274.9613664994. The cubic root of 3513521045 is about 1520.2471096689.

Adding to 3513521045 its reverse (5401253153), we get a palindrome (8914774198).

The spelling of 3513521045 in words is "three billion, five hundred thirteen million, five hundred twenty-one thousand, forty-five".