11245240542 has 16 divisors (see below), whose sum is σ = 22700673792. Its totient is φ = 3713381400.

The previous prime is 11245240511. The next prime is 11245240553. The reversal of 11245240542 is 24504254211.

It is a congruent number.

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, 8757334 + ... + 8758617.

It is an arithmetic number, because the mean of its divisors is an integer number (1418792112).

Almost surely, 2^11245240542 is an apocalyptic number.

11245240542 is an abundant number, since it is smaller than the sum of its proper divisors (11455433250).

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

11245240542 is a wasteful number, since it uses less digits than its factorization.

11245240542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17516063.

The product of its (nonzero) digits is 12800, while the sum is 30.

Adding to 11245240542 its reverse (24504254211), we get a palindrome (35749494753).

The spelling of 11245240542 in words is "eleven billion, two hundred forty-five million, two hundred forty thousand, five hundred forty-two".