11254220633 has 8 divisors (see below), whose sum is σ = 11271545352. Its totient is φ = 11236910976.

The previous prime is 11254220599. The next prime is 11254220647. The reversal of 11254220633 is 33602245211.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 7411832464 + 3842388169 = 86092^2 + 61987^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11254220633 - 2⁶ = 11254220569 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11254220596 and 11254220605.

It is not an unprimeable number, because it can be changed into a prime (11254220333) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3198191 + ... + 3201707.

It is an arithmetic number, because the mean of its divisors is an integer number (1408943169).

Almost surely, 2^11254220633 is an apocalyptic number.

It is an amenable number.

11254220633 is a deficient number, since it is larger than the sum of its proper divisors (17324719).

11254220633 is a wasteful number, since it uses less digits than its factorization.

11254220633 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7531.

The product of its (nonzero) digits is 8640, while the sum is 29.

Adding to 11254220633 its reverse (33602245211), we get a palindrome (44856465844).

The spelling of 11254220633 in words is "eleven billion, two hundred fifty-four million, two hundred twenty thousand, six hundred thirty-three".