11057405251 has 8 divisors (see below), whose sum is σ = 11993398704. Its totient is φ = 10153140480.

The previous prime is 11057405231. The next prime is 11057405257. The reversal of 11057405251 is 15250475011.

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 11057405251 - 2⁹ = 11057404739 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11057405257) 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, 7931445 + ... + 7932838.

It is an arithmetic number, because the mean of its divisors is an integer number (1499174838).

Almost surely, 2^11057405251 is an apocalyptic number.

11057405251 is a deficient number, since it is larger than the sum of its proper divisors (935993453).

11057405251 is a wasteful number, since it uses less digits than its factorization.

11057405251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15864341.

The product of its (nonzero) digits is 7000, while the sum is 31.

The spelling of 11057405251 in words is "eleven billion, fifty-seven million, four hundred five thousand, two hundred fifty-one".