1241042043 has 8 divisors (see below), whose sum is σ = 1655098128. Its totient is φ = 827173664.

The previous prime is 1241042039. The next prime is 1241042059. The reversal of 1241042043 is 3402401421.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1241042043 - 2² = 1241042039 is a prime.

It is a super-2 number, since 2×1241042043² = 3080370704987227698, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1241042093) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30696 + ... + 58517.

It is an arithmetic number, because the mean of its divisors is an integer number (206887266).

Almost surely, 2^1241042043 is an apocalyptic number.

1241042043 is a deficient number, since it is larger than the sum of its proper divisors (414056085).

1241042043 is an equidigital number, since it uses as much as digits as its factorization.

1241042043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93853.

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 1241042043 is about 35228.4266324796. The cubic root of 1241042043 is about 1074.6379290470.

Adding to 1241042043 its reverse (3402401421), we get a palindrome (4643443464).

The spelling of 1241042043 in words is "one billion, two hundred forty-one million, forty-two thousand, forty-three".