1157341 has 2 divisors, whose sum is σ = 1157342. Its totient is φ = 1157340.

The previous prime is 1157339. The next prime is 1157357. The reversal of 1157341 is 1437511.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 980100 + 177241 = 990^2 + 421^2 .

It is an emirp because it is prime and its reverse (1437511) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1157341 - 2¹ = 1157339 is a prime.

Together with 1157339, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1157381) 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, 578670 + 578671.

It is an arithmetic number, because the mean of its divisors is an integer number (578671).

2^1157341 is an apocalyptic number.

It is an amenable number.

1157341 is a deficient number, since it is larger than the sum of its proper divisors (1).

1157341 is an equidigital number, since it uses as much as digits as its factorization.

1157341 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 420, while the sum is 22.

The square root of 1157341 is about 1075.7978434632. The cubic root of 1157341 is about 104.9914127520.

The spelling of 1157341 in words is "one million, one hundred fifty-seven thousand, three hundred forty-one".