11139464 has 48 divisors (see below), whose sum is σ = 24586380. Its totient is φ = 4717440.

The previous prime is 11139463. The next prime is 11139493. The reversal of 11139464 is 46493111.

11139464 is digitally balanced in base 2 and base 8, because in such bases it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 9060100 + 2079364 = 3010^2 + 1442^2 .

It is a super-3 number, since 3×11139464³ (a number of 22 digits) contains 333 as substring.

11139464 is strictly pandigital in base 8.

It is not an unprimeable number, because it can be changed into a prime (11139463) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 61454 + ... + 61634.

Almost surely, 2^11139464 is an apocalyptic number.

11139464 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11139464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12293190).

11139464 is an abundant number, since it is smaller than the sum of its proper divisors (13446916).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11139464 is a wasteful number, since it uses less digits than its factorization.

11139464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 358 (or 347 counting only the distinct ones).

The product of its digits is 2592, while the sum is 29.

The square root of 11139464 is about 3337.5835570065. The cubic root of 11139464 is about 223.3339590587. Note that the first 3 decimals are identical.

The spelling of 11139464 in words is "eleven million, one hundred thirty-nine thousand, four hundred sixty-four".