11051709923 has 2 divisors, whose sum is σ = 11051709924. Its totient is φ = 11051709922.

The previous prime is 11051709913. The next prime is 11051709943. The reversal of 11051709923 is 32990715011.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11051709923 is a prime.

It is a super-3 number, since 3×11051709923³ (a number of 31 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (11051709913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5525854961 + 5525854962.

It is an arithmetic number, because the mean of its divisors is an integer number (5525854962).

Almost surely, 2^11051709923 is an apocalyptic number.

11051709923 is a deficient number, since it is larger than the sum of its proper divisors (1).

11051709923 is an equidigital number, since it uses as much as digits as its factorization.

11051709923 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17010, while the sum is 38.

The spelling of 11051709923 in words is "eleven billion, fifty-one million, seven hundred nine thousand, nine hundred twenty-three".