3523253121 has 24 divisors (see below), whose sum is σ = 5113878120. Its totient is φ = 2337451776.

The previous prime is 3523253119. The next prime is 3523253143. The reversal of 3523253121 is 1213523253.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 246835521 + 3276417600 = 15711^2 + 57240^2 .

It is not a de Polignac number, because 3523253121 - 2¹ = 3523253119 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3523253821) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2032171 + ... + 2033903.

It is an arithmetic number, because the mean of its divisors is an integer number (213078255).

Almost surely, 2^3523253121 is an apocalyptic number.

It is an amenable number.

3523253121 is a deficient number, since it is larger than the sum of its proper divisors (1590624999).

3523253121 is a wasteful number, since it uses less digits than its factorization.

3523253121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2705 (or 2702 counting only the distinct ones).

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

The square root of 3523253121 is about 59356.9972370571. The cubic root of 3523253121 is about 1521.6494560964.

Adding to 3523253121 its reverse (1213523253), we get a palindrome (4736776374).

The spelling of 3523253121 in words is "three billion, five hundred twenty-three million, two hundred fifty-three thousand, one hundred twenty-one".