1550244043 has 2 divisors, whose sum is σ = 1550244044. Its totient is φ = 1550244042.

The previous prime is 1550243977. The next prime is 1550244049. The reversal of 1550244043 is 3404420551.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1550244043 - 2¹³ = 1550235851 is a prime.

It is not a weakly prime, because it can be changed into another prime (1550244049) 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 as a sum of consecutive naturals, namely, 775122021 + 775122022.

It is an arithmetic number, because the mean of its divisors is an integer number (775122022).

Almost surely, 2^1550244043 is an apocalyptic number.

1550244043 is a deficient number, since it is larger than the sum of its proper divisors (1).

1550244043 is an equidigital number, since it uses as much as digits as its factorization.

1550244043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9600, while the sum is 28.

The square root of 1550244043 is about 39373.1385972721. The cubic root of 1550244043 is about 1157.3552616300.

Adding to 1550244043 its reverse (3404420551), we get a palindrome (4954664594).

The spelling of 1550244043 in words is "one billion, five hundred fifty million, two hundred forty-four thousand, forty-three".