11419220973 has 4 divisors (see below), whose sum is σ = 15225627968. Its totient is φ = 7612813980.

The previous prime is 11419220971. The next prime is 11419221001. The reversal of 11419220973 is 37902291411.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 11419220973 - 2¹ = 11419220971 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11419220971) 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, 1903203493 + ... + 1903203498.

It is an arithmetic number, because the mean of its divisors is an integer number (3806406992).

Almost surely, 2^11419220973 is an apocalyptic number.

It is an amenable number.

11419220973 is a deficient number, since it is larger than the sum of its proper divisors (3806406995).

11419220973 is an equidigital number, since it uses as much as digits as its factorization.

11419220973 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3806406994.

The product of its (nonzero) digits is 27216, while the sum is 39.

The spelling of 11419220973 in words is "eleven billion, four hundred nineteen million, two hundred twenty thousand, nine hundred seventy-three".