1241856941 has 4 divisors (see below), whose sum is σ = 1337384412. Its totient is φ = 1146329472.

The previous prime is 1241856907. The next prime is 1241856943. The reversal of 1241856941 is 1496581421.

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

It can be written as a sum of positive squares in 2 ways, for example, as 248976841 + 992880100 = 15779^2 + 31510^2 .

It is a cyclic number.

It is not a de Polignac number, because 1241856941 - 2¹⁰ = 1241855917 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1241856943) 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, 47763716 + ... + 47763741.

It is an arithmetic number, because the mean of its divisors is an integer number (334346103).

Almost surely, 2^1241856941 is an apocalyptic number.

It is an amenable number.

1241856941 is a deficient number, since it is larger than the sum of its proper divisors (95527471).

1241856941 is an equidigital number, since it uses as much as digits as its factorization.

1241856941 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95527470.

The product of its digits is 69120, while the sum is 41.

The square root of 1241856941 is about 35239.9906498285. The cubic root of 1241856941 is about 1074.8730886053.

The spelling of 1241856941 in words is "one billion, two hundred forty-one million, eight hundred fifty-six thousand, nine hundred forty-one".