3453121 has 8 divisors (see below), whose sum is σ = 4073984. Its totient is φ = 2864160.

The previous prime is 3453101. The next prime is 3453127. The reversal of 3453121 is 1213543.

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 3453121 - 2⁷ = 3452993 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3453127) 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, 7740 + ... + 8173.

It is an arithmetic number, because the mean of its divisors is an integer number (509248).

Almost surely, 2^3453121 is an apocalyptic number.

3453121 is a gapful number since it is divisible by the number (31) formed by its first and last digit.

It is an amenable number.

3453121 is a deficient number, since it is larger than the sum of its proper divisors (620863).

3453121 is a wasteful number, since it uses less digits than its factorization.

3453121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15951.

The product of its digits is 360, while the sum is 19.

The square root of 3453121 is about 1858.2575171380. The cubic root of 3453121 is about 151.1485315382.

Adding to 3453121 its reverse (1213543), we get a palindrome (4666664).

The spelling of 3453121 in words is "three million, four hundred fifty-three thousand, one hundred twenty-one".