13953030 has 128 divisors (see below), whose sum is σ = 43545600. Its totient is φ = 2778624.

The previous prime is 13953029. The next prime is 13953053. The reversal of 13953030 is 3035931.

13953030 = 1030² + 1031² + ... + 1042².

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 51736 + ... + 52004.

It is an arithmetic number, because the mean of its divisors is an integer number (340200).

Almost surely, 2^13953030 is an apocalyptic number.

13953030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 13953030, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21772800).

13953030 is an abundant number, since it is smaller than the sum of its proper divisors (29592570).

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

13953030 is a wasteful number, since it uses less digits than its factorization.

13953030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 318.

The product of its (nonzero) digits is 1215, while the sum is 24.

The square root of 13953030 is about 3735.3754831342. The cubic root of 13953030 is about 240.7443901821.

Adding to 13953030 its reverse (3035931), we get a palindrome (16988961).

The spelling of 13953030 in words is "thirteen million, nine hundred fifty-three thousand, thirty".