11231377 has 2 divisors, whose sum is σ = 11231378.
Its totient is φ = 11231376.
The previous prime is 11231371. The next prime is 11231399. The reversal of 11231377 is 77313211.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 6548481 + 4682896 = 2559^2 + 2164^2
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-11231377 is a prime.
It is a super-2 number, since 2×112313772 = 252287658632258, which contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (11231371) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5615688 + 5615689.
It is an arithmetic number, because the mean of its divisors is an integer number (5615689).
Almost surely, 211231377 is an apocalyptic number.
It is an amenable number.
11231377 is a deficient number, since it is larger than the sum of its proper divisors (1).
11231377 is an equidigital number, since it uses as much as digits as its factorization.
11231377 is an evil number, because the sum of its binary digits is even.
The product of its digits is 882, while the sum is 25.
The square root of 11231377 is about 3351.3246634726.
The cubic root of 11231377 is about 223.9465287441.
Adding to 11231377 its reverse (77313211), we get a palindrome (88544588).
It can be divided in two parts, 1123 and 1377, that added together give a square (2500 = 502).
The spelling of 11231377 in words is "eleven million, two hundred thirty-one thousand, three hundred seventy-seven".