11272346019 has 16 divisors (see below), whose sum is σ = 18217933440. Its totient is φ = 6831724680.

The previous prime is 11272346017. The next prime is 11272346053. The reversal of 11272346019 is 91064327211.

11272346019 is a `hidden beast` number, since 1 + 1 + 27 + 23 + 4 + 601 + 9 = 666.

It is not a de Polignac number, because 11272346019 - 2¹ = 11272346017 is a prime.

It is a super-2 number, since 2×11272346019² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11272346017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18976717 + ... + 18977310.

It is an arithmetic number, because the mean of its divisors is an integer number (1138620840).

Almost surely, 2^11272346019 is an apocalyptic number.

11272346019 is a deficient number, since it is larger than the sum of its proper divisors (6945587421).

11272346019 is a wasteful number, since it uses less digits than its factorization.

11272346019 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37954047 (or 37954041 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 36.

The spelling of 11272346019 in words is "eleven billion, two hundred seventy-two million, three hundred forty-six thousand, nineteen".