1157339 has 2 divisors, whose sum is σ = 1157340.
Its totient is φ = 1157338.
The previous prime is 1157333. The next prime is 1157341. The reversal of 1157339 is 9337511.
1157339 is nontrivially palindromic in base 9.
It is a strong prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-1157339 is a prime.
Together with 1157341, it forms a pair of twin primes.
It is a Chen prime.
It is equal to p89840 and since 1157339 and 89840 have the same sum of digits, it is a Honaker prime.
It is not a weakly prime, because it can be changed into another prime (1157333) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 578669 + 578670.
It is an arithmetic number, because the mean of its divisors is an integer number (578670).
21157339 is an apocalyptic number.
1157339 is a deficient number, since it is larger than the sum of its proper divisors (1).
1157339 is an equidigital number, since it uses as much as digits as its factorization.
1157339 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 2835, while the sum is 29.
The square root of 1157339 is about 1075.7969139201.
The cubic root of 1157339 is about 104.9913522734.
The spelling of 1157339 in words is "one million, one hundred fifty-seven thousand, three hundred thirty-nine".