1523478675 has 18 divisors (see below), whose sum is σ = 2519377068. Its totient is φ = 812341680.

The previous prime is 1523478667. The next prime is 1523478679. The reversal of 1523478675 is 5768743251.

1523478675 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1523478675 - 2³ = 1523478667 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1523478679) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 335772 + ... + 340278.

Almost surely, 2^1523478675 is an apocalyptic number.

1523478675 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1523478675 is a deficient number, since it is larger than the sum of its proper divisors (995898393).

1523478675 is an frugal number, since it uses more digits than its factorization.

1523478675 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9027 (or 4515 counting only the distinct ones).

The product of its digits is 1411200, while the sum is 48.

The square root of 1523478675 is about 39031.7649485646. The cubic root of 1523478675 is about 1150.6558766520.

Multiplying 1523478675 by its sum of digits (48), we get a square (73126976400 = 270420²).

The spelling of 1523478675 in words is "one billion, five hundred twenty-three million, four hundred seventy-eight thousand, six hundred seventy-five".