11451948922 has 4 divisors (see below), whose sum is σ = 17177923386. Its totient is φ = 5725974460.

The previous prime is 11451948877. The next prime is 11451948971. The reversal of 11451948922 is 22984915411.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 22984915411 = 1979 ⋅11614409.

It can be written as a sum of positive squares in only one way, i.e., 10985345721 + 466603201 = 104811^2 + 21601^2 .

It is a super-2 number, since 2×11451948922² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2862987229 + ... + 2862987232.

Almost surely, 2^11451948922 is an apocalyptic number.

11451948922 is a deficient number, since it is larger than the sum of its proper divisors (5725974464).

11451948922 is an equidigital number, since it uses as much as digits as its factorization.

11451948922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5725974463.

The product of its digits is 207360, while the sum is 46.

The spelling of 11451948922 in words is "eleven billion, four hundred fifty-one million, nine hundred forty-eight thousand, nine hundred twenty-two".