1941052249 has 4 divisors (see below), whose sum is σ = 1941198336. Its totient is φ = 1940906164.

The previous prime is 1941052219. The next prime is 1941052291. The reversal of 1941052249 is 9422501491.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1941052249 - 2¹⁹ = 1940527961 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1941052219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50869 + ... + 80434.

It is an arithmetic number, because the mean of its divisors is an integer number (485299584).

Almost surely, 2^1941052249 is an apocalyptic number.

It is an amenable number.

1941052249 is a deficient number, since it is larger than the sum of its proper divisors (146087).

1941052249 is a wasteful number, since it uses less digits than its factorization.

1941052249 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146086.

The product of its (nonzero) digits is 25920, while the sum is 37.

The square root of 1941052249 is about 44057.3745132413. The cubic root of 1941052249 is about 1247.4191548446.

The spelling of 1941052249 in words is "one billion, nine hundred forty-one million, fifty-two thousand, two hundred forty-nine".