11074571923 has 4 divisors (see below), whose sum is σ = 11074798368. Its totient is φ = 11074345480.

The previous prime is 11074571903. The next prime is 11074571941. The reversal of 11074571923 is 32917547011.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11074571923 is a prime.

It is a super-2 number, since 2×11074571923² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11074571903) 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, 6043 + ... + 148948.

It is an arithmetic number, because the mean of its divisors is an integer number (2768699592).

Almost surely, 2^11074571923 is an apocalyptic number.

11074571923 is a deficient number, since it is larger than the sum of its proper divisors (226445).

11074571923 is an equidigital number, since it uses as much as digits as its factorization.

11074571923 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 226444.

The product of its (nonzero) digits is 52920, while the sum is 40.

The spelling of 11074571923 in words is "eleven billion, seventy-four million, five hundred seventy-one thousand, nine hundred twenty-three".