3531346121 has 8 divisors (see below), whose sum is σ = 3651942144. Its totient is φ = 3411167760.

The previous prime is 3531346111. The next prime is 3531346127. The reversal of 3531346121 is 1216431353.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3531346121 - 2¹⁸ = 3531083977 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3531346127) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 87170 + ... + 121083.

It is an arithmetic number, because the mean of its divisors is an integer number (456492768).

Almost surely, 2^3531346121 is an apocalyptic number.

3531346121 is a gapful number since it is divisible by the number (31) formed by its first and last digit.

It is an amenable number.

3531346121 is a deficient number, since it is larger than the sum of its proper divisors (120596023).

3531346121 is a wasteful number, since it uses less digits than its factorization.

3531346121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 208831.

The product of its digits is 6480, while the sum is 29.

The square root of 3531346121 is about 59425.1303826925. The cubic root of 3531346121 is about 1522.8136540290.

Adding to 3531346121 its reverse (1216431353), we get a palindrome (4747777474).

The spelling of 3531346121 in words is "three billion, five hundred thirty-one million, three hundred forty-six thousand, one hundred twenty-one".