1041240213523 has 4 divisors (see below), whose sum is σ = 1041258089520. Its totient is φ = 1041222337528.

The previous prime is 1041240213437. The next prime is 1041240213539. The reversal of 1041240213523 is 3253120421401.

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 1041240213523 - 2⁹ = 1041240213011 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1041240213491 and 1041240213500.

It is not an unprimeable number, because it can be changed into a prime (1041240213583) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8850340 + ... + 8967217.

It is an arithmetic number, because the mean of its divisors is an integer number (260314522380).

Almost surely, 2^{1041240213523} is an apocalyptic number.

1041240213523 is a deficient number, since it is larger than the sum of its proper divisors (17875997).

1041240213523 is an equidigital number, since it uses as much as digits as its factorization.

1041240213523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17875996.

The product of its (nonzero) digits is 5760, while the sum is 28.

Adding to 1041240213523 its reverse (3253120421401), we get a palindrome (4294360634924).

The spelling of 1041240213523 in words is "one trillion, forty-one billion, two hundred forty million, two hundred thirteen thousand, five hundred twenty-three".