5478157315 has 4 divisors (see below), whose sum is σ = 6573788784. Its totient is φ = 4382525848.

The previous prime is 5478157309. The next prime is 5478157331. The reversal of 5478157315 is 5137518745.

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

It is a cyclic number.

It is not a de Polignac number, because 5478157315 - 2⁷ = 5478157187 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 547815727 + ... + 547815736.

It is an arithmetic number, because the mean of its divisors is an integer number (1643447196).

Almost surely, 2^5478157315 is an apocalyptic number.

5478157315 is a deficient number, since it is larger than the sum of its proper divisors (1095631469).

5478157315 is a wasteful number, since it uses less digits than its factorization.

5478157315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1095631468.

The product of its digits is 588000, while the sum is 46.

The square root of 5478157315 is about 74014.5750173572. The cubic root of 5478157315 is about 1762.8343314925.

The spelling of 5478157315 in words is "five billion, four hundred seventy-eight million, one hundred fifty-seven thousand, three hundred fifteen".