11245240415 has 16 divisors (see below), whose sum is σ = 13593420768. Its totient is φ = 8930238336.

The previous prime is 11245240411. The next prime is 11245240463. The reversal of 11245240415 is 51404254211.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 11245240415 - 2² = 11245240411 is a prime.

It is a super-2 number, since 2×11245240415² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11245240411) 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, 706889 + ... + 722621.

It is an arithmetic number, because the mean of its divisors is an integer number (849588798).

Almost surely, 2^11245240415 is an apocalyptic number.

11245240415 is a deficient number, since it is larger than the sum of its proper divisors (2348180353).

11245240415 is a wasteful number, since it uses less digits than its factorization.

11245240415 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16778.

The product of its (nonzero) digits is 6400, while the sum is 29.

Adding to 11245240415 its reverse (51404254211), we get a palindrome (62649494626).

The spelling of 11245240415 in words is "eleven billion, two hundred forty-five million, two hundred forty thousand, four hundred fifteen".