11047400371 has 4 divisors (see below), whose sum is σ = 12625600432. Its totient is φ = 9469200312.

The previous prime is 11047400359. The next prime is 11047400437. The reversal of 11047400371 is 17300474011.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11047400371 - 2⁵ = 11047400339 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11047400321) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 789100020 + ... + 789100033.

It is an arithmetic number, because the mean of its divisors is an integer number (3156400108).

Almost surely, 2^11047400371 is an apocalyptic number.

11047400371 is a deficient number, since it is larger than the sum of its proper divisors (1578200061).

11047400371 is an equidigital number, since it uses as much as digits as its factorization.

11047400371 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1578200060.

The product of its (nonzero) digits is 2352, while the sum is 28.

Adding to 11047400371 its reverse (17300474011), we get a palindrome (28347874382).

The spelling of 11047400371 in words is "eleven billion, forty-seven million, four hundred thousand, three hundred seventy-one".