1523113242 has 16 divisors (see below), whose sum is σ = 3481401792. Its totient is φ = 435175200.

The previous prime is 1523113237. The next prime is 1523113271. The reversal of 1523113242 is 2423113251.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18132259 + ... + 18132342.

It is an arithmetic number, because the mean of its divisors is an integer number (217587612).

Almost surely, 2^1523113242 is an apocalyptic number.

1523113242 is an abundant number, since it is smaller than the sum of its proper divisors (1958288550).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1523113242 is a wasteful number, since it uses less digits than its factorization.

1523113242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36264613.

The product of its digits is 1440, while the sum is 24.

The square root of 1523113242 is about 39027.0834421431. The cubic root of 1523113242 is about 1150.5638676508.

Adding to 1523113242 its reverse (2423113251), we get a palindrome (3946226493).

Subtracting 1523113242 from its reverse (2423113251), we obtain a palindrome (900000009).

The spelling of 1523113242 in words is "one billion, five hundred twenty-three million, one hundred thirteen thousand, two hundred forty-two".