1140371 has 2 divisors, whose sum is σ = 1140372. Its totient is φ = 1140370.
The previous prime is 1140353. The next prime is 1140379. The reversal of 1140371 is 1730411.
It is a strong prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-1140371 is a prime.
It is a Chen prime.
It is an Ulam number.
It is not a weakly prime, because it can be changed into another prime (1140379) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 570185 + 570186.
It is an arithmetic number, because the mean of its divisors is an integer number (570186).
21140371 is an apocalyptic number.
1140371 is a deficient number, since it is larger than the sum of its proper divisors (1).
1140371 is an equidigital number, since it uses as much as digits as its factorization.
1140371 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 84, while the sum is 17.
The square root of 1140371 is about 1067.8815477383. The cubic root of 1140371 is about 104.4757237016.
Adding to 1140371 its reverse (1730411), we get a palindrome (2870782).
The spelling of 1140371 in words is "one million, one hundred forty thousand, three hundred seventy-one".
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