11151494719 has 10 divisors (see below), whose sum is σ = 11397214480. Its totient is φ = 10909324296.

The previous prime is 11151494689. The next prime is 11151494771. The reversal of 11151494719 is 91749415111.

It is not a de Polignac number, because 11151494719 - 2¹³ = 11151486527 is a prime.

It is a super-2 number, since 2×11151494719² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11151494219) 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 9 ways as a sum of consecutive naturals, for example, 102307237 + ... + 102307345.

It is an arithmetic number, because the mean of its divisors is an integer number (1139721448).

Almost surely, 2^11151494719 is an apocalyptic number.

11151494719 is a deficient number, since it is larger than the sum of its proper divisors (245719761).

11151494719 is an frugal number, since it uses more digits than its factorization.

11151494719 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 515 (or 188 counting only the distinct ones).

The product of its digits is 45360, while the sum is 43.

The spelling of 11151494719 in words is "eleven billion, one hundred fifty-one million, four hundred ninety-four thousand, seven hundred nineteen".