1485575015 has 4 divisors (see below), whose sum is σ = 1782690024. Its totient is φ = 1188460008.

The previous prime is 1485575009. The next prime is 1485575023. The reversal of 1485575015 is 5105755841.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5105755841 = 47 ⋅108633103.

It is a cyclic number.

It is not a de Polignac number, because 1485575015 - 2²⁸ = 1217139559 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 148557497 + ... + 148557506.

It is an arithmetic number, because the mean of its divisors is an integer number (445672506).

Almost surely, 2^1485575015 is an apocalyptic number.

1485575015 is a deficient number, since it is larger than the sum of its proper divisors (297115009).

1485575015 is an equidigital number, since it uses as much as digits as its factorization.

1485575015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 297115008.

The product of its (nonzero) digits is 140000, while the sum is 41.

The square root of 1485575015 is about 38543.1578234062. The cubic root of 1485575015 is about 1141.0329754353.

The spelling of 1485575015 in words is "one billion, four hundred eighty-five million, five hundred seventy-five thousand, fifteen".