11054340251 has 8 divisors (see below), whose sum is σ = 11581246464. Its totient is φ = 10538078760.

The previous prime is 11054340217. The next prime is 11054340331. The reversal of 11054340251 is 15204345011.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11054340251 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11054340251.

It is not an unprimeable number, because it can be changed into a prime (11054340211) 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, 2659055 + ... + 2663208.

It is an arithmetic number, because the mean of its divisors is an integer number (1447655808).

Almost surely, 2^11054340251 is an apocalyptic number.

11054340251 is a deficient number, since it is larger than the sum of its proper divisors (526906213).

11054340251 is an equidigital number, since it uses as much as digits as its factorization.

11054340251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5322361.

The product of its (nonzero) digits is 2400, while the sum is 26.

Adding to 11054340251 its reverse (15204345011), we get a palindrome (26258685262).

The spelling of 11054340251 in words is "eleven billion, fifty-four million, three hundred forty thousand, two hundred fifty-one".