15340520353 has 8 divisors (see below), whose sum is σ = 15756158880. Its totient is φ = 14926857120.

The previous prime is 15340520339. The next prime is 15340520387. The reversal of 15340520353 is 35302504351.

15340520353 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-15340520353 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (15340520323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 478075 + ... + 509152.

It is an arithmetic number, because the mean of its divisors is an integer number (1969519860).

Almost surely, 2^15340520353 is an apocalyptic number.

It is an amenable number.

15340520353 is a deficient number, since it is larger than the sum of its proper divisors (415638527).

15340520353 is an equidigital number, since it uses as much as digits as its factorization.

15340520353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 987647.

The product of its (nonzero) digits is 27000, while the sum is 31.

The spelling of 15340520353 in words is "fifteen billion, three hundred forty million, five hundred twenty thousand, three hundred fifty-three".