11273950019 has 16 divisors (see below), whose sum is σ = 11599096320. Its totient is φ = 10952596320.

The previous prime is 11273950007. The next prime is 11273950063. The reversal of 11273950019 is 91005937211.

It is a cyclic number.

It is not a de Polignac number, because 11273950019 - 2¹² = 11273945923 is a prime.

It is a super-2 number, since 2×11273950019² (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 (11273950069) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7175504 + ... + 7177074.

It is an arithmetic number, because the mean of its divisors is an integer number (724943520).

Almost surely, 2^11273950019 is an apocalyptic number.

11273950019 is a deficient number, since it is larger than the sum of its proper divisors (325146301).

11273950019 is a wasteful number, since it uses less digits than its factorization.

11273950019 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2650.

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

The spelling of 11273950019 in words is "eleven billion, two hundred seventy-three million, nine hundred fifty thousand, nineteen".