1353224523 has 16 divisors (see below), whose sum is σ = 2104140800. Its totient is φ = 773270568.

The previous prime is 1353224519. The next prime is 1353224581. The reversal of 1353224523 is 3254223531.

It is not a de Polignac number, because 1353224523 - 2² = 1353224519 is a prime.

It is a super-4 number, since 4×1353224523⁴ (a number of 38 digits) contains 4444 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1353224503) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 656515 + ... + 658572.

It is an arithmetic number, because the mean of its divisors is an integer number (131508800).

Almost surely, 2^1353224523 is an apocalyptic number.

1353224523 is a deficient number, since it is larger than the sum of its proper divisors (750916277).

1353224523 is an equidigital number, since it uses as much as digits as its factorization.

1353224523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1315111 (or 1315097 counting only the distinct ones).

The product of its digits is 21600, while the sum is 30.

The square root of 1353224523 is about 36786.2001707162. The cubic root of 1353224523 is about 1106.0886939500.

The spelling of 1353224523 in words is "one billion, three hundred fifty-three million, two hundred twenty-four thousand, five hundred twenty-three".