1415255445543 has 4 divisors (see below), whose sum is σ = 1887007260728. Its totient is φ = 943503630360.

The previous prime is 1415255445521. The next prime is 1415255445587. The reversal of 1415255445543 is 3455445525141.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 1415255445543 - 2²⁰ = 1415254396967 is a prime.

It is a super-2 number, since 2×1415255445543² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1415255445492 and 1415255445501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1415255443543) 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 3 ways as a sum of consecutive naturals, for example, 235875907588 + ... + 235875907593.

It is an arithmetic number, because the mean of its divisors is an integer number (471751815182).

Almost surely, 2^{1415255445543} is an apocalyptic number.

1415255445543 is a deficient number, since it is larger than the sum of its proper divisors (471751815185).

1415255445543 is an equidigital number, since it uses as much as digits as its factorization.

1415255445543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 471751815184.

The product of its digits is 4800000, while the sum is 48.

The spelling of 1415255445543 in words is "one trillion, four hundred fifteen billion, two hundred fifty-five million, four hundred forty-five thousand, five hundred forty-three".