1015260227473 has 4 divisors (see below), whose sum is σ = 1016839170928. Its totient is φ = 1013681284020.

The previous prime is 1015260227393. The next prime is 1015260227519. The reversal of 1015260227473 is 3747220625101.

1015260227473 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1015260227473 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1015260237473) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 789470763 + ... + 789472048.

It is an arithmetic number, because the mean of its divisors is an integer number (254209792732).

Almost surely, 2^{1015260227473} is an apocalyptic number.

It is an amenable number.

1015260227473 is a deficient number, since it is larger than the sum of its proper divisors (1578943455).

1015260227473 is an equidigital number, since it uses as much as digits as its factorization.

1015260227473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1578943454.

The product of its (nonzero) digits is 141120, while the sum is 40.

The spelling of 1015260227473 in words is "one trillion, fifteen billion, two hundred sixty million, two hundred twenty-seven thousand, four hundred seventy-three".