1043479523 has 4 divisors (see below), whose sum is σ = 1043639928. Its totient is φ = 1043319120.

The previous prime is 1043479519. The next prime is 1043479531. The reversal of 1043479523 is 3259743401.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3259743401 = 37 ⋅88101173.

It is a cyclic number.

It is not a de Polignac number, because 1043479523 - 2² = 1043479519 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1043479553) 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, 70013 + ... + 83598.

It is an arithmetic number, because the mean of its divisors is an integer number (260909982).

Almost surely, 2^1043479523 is an apocalyptic number.

1043479523 is a deficient number, since it is larger than the sum of its proper divisors (160405).

1043479523 is an equidigital number, since it uses as much as digits as its factorization.

1043479523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160404.

The product of its (nonzero) digits is 90720, while the sum is 38.

The square root of 1043479523 is about 32302.9336593443. The cubic root of 1043479523 is about 1014.2880535639.

The spelling of 1043479523 in words is "one billion, forty-three million, four hundred seventy-nine thousand, five hundred twenty-three".