3123245523 has 16 divisors (see below), whose sum is σ = 4230809856. Its totient is φ = 2049170400.

The previous prime is 3123245519. The next prime is 3123245537. The reversal of 3123245523 is 3255423213.

It is not a de Polignac number, because 3123245523 - 2² = 3123245519 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3123245123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19740 + ... + 81462.

It is an arithmetic number, because the mean of its divisors is an integer number (264425616).

Almost surely, 2^3123245523 is an apocalyptic number.

3123245523 is a deficient number, since it is larger than the sum of its proper divisors (1107564333).

3123245523 is a wasteful number, since it uses less digits than its factorization.

3123245523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61994.

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

The square root of 3123245523 is about 55886.0047149552. The cubic root of 3123245523 is about 1461.7352113869.

Adding to 3123245523 its reverse (3255423213), we get a palindrome (6378668736).

The spelling of 3123245523 in words is "three billion, one hundred twenty-three million, two hundred forty-five thousand, five hundred twenty-three".