1141357 has 6 divisors (see below), whose sum is σ = 1327758. Its totient is φ = 978264.

The previous prime is 1141351. The next prime is 1141373. The reversal of 1141357 is 7531411.

It can be written as a sum of positive squares in only one way, i.e., 670761 + 470596 = 819^2 + 686^2 .

It is not a de Polignac number, because 1141357 - 2⁷ = 1141229 is a prime.

It is a Duffinian number.

1141357 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1141351) 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 in 5 ways as a sum of consecutive naturals, for example, 11598 + ... + 11695.

It is an arithmetic number, because the mean of its divisors is an integer number (221293).

2^1141357 is an apocalyptic number.

It is an amenable number.

1141357 is a deficient number, since it is larger than the sum of its proper divisors (186401).

1141357 is an equidigital number, since it uses as much as digits as its factorization.

1141357 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23307 (or 23300 counting only the distinct ones).

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

The square root of 1141357 is about 1068.3431096797. The cubic root of 1141357 is about 104.5058260070.

Adding to 1141357 its reverse (7531411), we get a palindrome (8672768).

The spelling of 1141357 in words is "one million, one hundred forty-one thousand, three hundred fifty-seven".