1375215480345 has 32 divisors (see below), whose sum is σ = 2557301437440. Its totient is φ = 618014508480.

The previous prime is 1375215480341. The next prime is 1375215480383. The reversal of 1375215480345 is 5430845125731.

It is not a de Polignac number, because 1375215480345 - 2² = 1375215480341 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1375215480294 and 1375215480303.

It is not an unprimeable number, because it can be changed into a prime (1375215480341) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 110987791 + ... + 111000180.

It is an arithmetic number, because the mean of its divisors is an integer number (79915669920).

Almost surely, 2^{1375215480345} is an apocalyptic number.

1375215480345 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1375215480345 is a deficient number, since it is larger than the sum of its proper divisors (1182085957095).

1375215480345 is a wasteful number, since it uses less digits than its factorization.

1375215480345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 221988045.

The product of its (nonzero) digits is 2016000, while the sum is 48.

The spelling of 1375215480345 in words is "one trillion, three hundred seventy-five billion, two hundred fifteen million, four hundred eighty thousand, three hundred forty-five".