11138276 has 6 divisors (see below), whose sum is σ = 19491990. Its totient is φ = 5569136.

The previous prime is 11138273. The next prime is 11138287. The reversal of 11138276 is 67283111.

It can be written as a sum of positive squares in only one way, i.e., 6120676 + 5017600 = 2474^2 + 2240^2 .

It is a super-2 number, since 2×11138276² = 248122384504352, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11138273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1392281 + ... + 1392288.

It is an arithmetic number, because the mean of its divisors is an integer number (3248665).

Almost surely, 2^11138276 is an apocalyptic number.

It is an amenable number.

11138276 is a deficient number, since it is larger than the sum of its proper divisors (8353714).

11138276 is a wasteful number, since it uses less digits than its factorization.

11138276 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2784573 (or 2784571 counting only the distinct ones).

The product of its digits is 2016, while the sum is 29.

The square root of 11138276 is about 3337.4055791887. The cubic root of 11138276 is about 223.3260194135.

The spelling of 11138276 in words is "eleven million, one hundred thirty-eight thousand, two hundred seventy-six".