1041340243 has 4 divisors (see below), whose sum is σ = 1048236688. Its totient is φ = 1034443800.

The previous prime is 1041340231. The next prime is 1041340283. The reversal of 1041340243 is 3420431401.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3420431401 = 4003 ⋅854467.

It is a cyclic number.

It is not a de Polignac number, because 1041340243 - 2⁹ = 1041339731 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1041340283) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3447996 + ... + 3448297.

It is an arithmetic number, because the mean of its divisors is an integer number (262059172).

Almost surely, 2^1041340243 is an apocalyptic number.

1041340243 is a deficient number, since it is larger than the sum of its proper divisors (6896445).

1041340243 is an equidigital number, since it uses as much as digits as its factorization.

1041340243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6896444.

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 1041340243 is about 32269.8038884651. The cubic root of 1041340243 is about 1013.5944348838.

Adding to 1041340243 its reverse (3420431401), we get a palindrome (4461771644).

The spelling of 1041340243 in words is "one billion, forty-one million, three hundred forty thousand, two hundred forty-three".