1323790523 has 8 divisors (see below), whose sum is σ = 1444401840. Its totient is φ = 1203223680.

The previous prime is 1323790519. The next prime is 1323790571. The reversal of 1323790523 is 3250973231.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1323790523 - 2² = 1323790519 is a prime.

It is a super-2 number, since 2×1323790523² = 3504842697569227058, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1323798523) 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 7 ways as a sum of consecutive naturals, for example, 96263 + ... + 109151.

It is an arithmetic number, because the mean of its divisors is an integer number (180550230).

Almost surely, 2^1323790523 is an apocalyptic number.

1323790523 is a deficient number, since it is larger than the sum of its proper divisors (120611317).

1323790523 is a wasteful number, since it uses less digits than its factorization.

1323790523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22237.

The product of its (nonzero) digits is 34020, while the sum is 35.

The square root of 1323790523 is about 36383.9322091497. The cubic root of 1323790523 is about 1098.0103214237.

The spelling of 1323790523 in words is "one billion, three hundred twenty-three million, seven hundred ninety thousand, five hundred twenty-three".