1522079423 has 4 divisors (see below), whose sum is σ = 1530582840. Its totient is φ = 1513576008.

The previous prime is 1522079399. The next prime is 1522079483. The reversal of 1522079423 is 3249702251.

It is a happy number.

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 1522079423 - 2¹⁸ = 1521817279 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1522079483) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4251440 + ... + 4251797.

It is an arithmetic number, because the mean of its divisors is an integer number (382645710).

Almost surely, 2^1522079423 is an apocalyptic number.

1522079423 is a deficient number, since it is larger than the sum of its proper divisors (8503417).

1522079423 is an equidigital number, since it uses as much as digits as its factorization.

1522079423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8503416.

The product of its (nonzero) digits is 30240, while the sum is 35.

The square root of 1522079423 is about 39013.8363020096. The cubic root of 1522079423 is about 1150.3034921742.

The spelling of 1522079423 in words is "one billion, five hundred twenty-two million, seventy-nine thousand, four hundred twenty-three".