16121352 has 64 divisors (see below), whose sum is σ = 43807680. Its totient is φ = 4914432.

The previous prime is 16121341. The next prime is 16121363. The reversal of 16121352 is 25312161.

It is an interprime number because it is at equal distance from previous prime (16121341) and next prime (16121363).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 50698 + ... + 51014.

It is an arithmetic number, because the mean of its divisors is an integer number (684495).

Almost surely, 2^16121352 is an apocalyptic number.

16121352 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16121352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21903840).

16121352 is an abundant number, since it is smaller than the sum of its proper divisors (27686328).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16121352 is a wasteful number, since it uses less digits than its factorization.

16121352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 502 (or 498 counting only the distinct ones).

The product of its digits is 360, while the sum is 21.

The square root of 16121352 is about 4015.1403462395. The cubic root of 16121352 is about 252.6196642224.

The spelling of 16121352 in words is "sixteen million, one hundred twenty-one thousand, three hundred fifty-two".