1341088720 has 20 divisors (see below), whose sum is σ = 3118031460. Its totient is φ = 536435456.

The previous prime is 1341088709. The next prime is 1341088747. The reversal of 1341088720 is 278801431.

1341088720 = 3690² + 3691² + ... + 3785².

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 817045056 + 524043664 = 28584^2 + 22892^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is a super-2 number, since 2×1341088720² = 3597037909822476800, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8381725 + ... + 8381884.

It is an arithmetic number, because the mean of its divisors is an integer number (155901573).

Almost surely, 2^1341088720 is an apocalyptic number.

1341088720 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1341088720 is an abundant number, since it is smaller than the sum of its proper divisors (1776942740).

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

1341088720 is a wasteful number, since it uses less digits than its factorization.

1341088720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16763622 (or 16763616 counting only the distinct ones).

The product of its (nonzero) digits is 10752, while the sum is 34.

The square root of 1341088720 is about 36620.8781980990. The cubic root of 1341088720 is about 1102.7722690425.

The spelling of 1341088720 in words is "one billion, three hundred forty-one million, eighty-eight thousand, seven hundred twenty".