1504879423 has 4 divisors (see below), whose sum is σ = 1593401760. Its totient is φ = 1416357088.

The previous prime is 1504879393. The next prime is 1504879427. The reversal of 1504879423 is 3249784051.

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 1504879423 - 2¹⁷ = 1504748351 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1504879423.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1504879427) 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, 44261143 + ... + 44261176.

It is an arithmetic number, because the mean of its divisors is an integer number (398350440).

Almost surely, 2^1504879423 is an apocalyptic number.

1504879423 is a deficient number, since it is larger than the sum of its proper divisors (88522337).

1504879423 is an equidigital number, since it uses as much as digits as its factorization.

1504879423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88522336.

The product of its (nonzero) digits is 241920, while the sum is 43.

The square root of 1504879423 is about 38792.7753969731. The cubic root of 1504879423 is about 1145.9541313151.

The spelling of 1504879423 in words is "one billion, five hundred four million, eight hundred seventy-nine thousand, four hundred twenty-three".