1341500515021 has 16 divisors (see below), whose sum is σ = 1416625286400. Its totient is φ = 1268541792000.

The previous prime is 1341500515013. The next prime is 1341500515063. The reversal of 1341500515021 is 1205150051431.

It is a cyclic number.

It is not a de Polignac number, because 1341500515021 - 2³ = 1341500515013 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1341500575021) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1846476 + ... + 2468293.

It is an arithmetic number, because the mean of its divisors is an integer number (88539080400).

Almost surely, 2^{1341500515021} is an apocalyptic number.

It is an amenable number.

1341500515021 is a deficient number, since it is larger than the sum of its proper divisors (75124771379).

1341500515021 is a wasteful number, since it uses less digits than its factorization.

1341500515021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4315020.

The product of its (nonzero) digits is 3000, while the sum is 28.

Adding to 1341500515021 its reverse (1205150051431), we get a palindrome (2546650566452).

The spelling of 1341500515021 in words is "one trillion, three hundred forty-one billion, five hundred million, five hundred fifteen thousand, twenty-one".