1141562 has 4 divisors (see below), whose sum is σ = 1712346. Its totient is φ = 570780.

The previous prime is 1141541. The next prime is 1141571. The reversal of 1141562 is 2651411.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 707281 + 434281 = 841^2 + 659^2 .

It is an unprimeable number.

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, 285389 + ... + 285392.

2^1141562 is an apocalyptic number.

1141562 is a deficient number, since it is larger than the sum of its proper divisors (570784).

1141562 is an equidigital number, since it uses as much as digits as its factorization.

1141562 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 570783.

The product of its digits is 240, while the sum is 20.

The square root of 1141562 is about 1068.4390483317. The cubic root of 1141562 is about 104.5120824228.

Adding to 1141562 its reverse (2651411), we get a palindrome (3792973).

The spelling of 1141562 in words is "one million, one hundred forty-one thousand, five hundred sixty-two".