387055043 has 2 divisors, whose sum is σ = 387055044. Its totient is φ = 387055042.

The previous prime is 387055033. The next prime is 387055069. The reversal of 387055043 is 340550783.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 387055043 - 2¹⁶ = 386989507 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 387054994 and 387055012.

It is not a weakly prime, because it can be changed into another prime (387055033) 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, 193527521 + 193527522.

It is an arithmetic number, because the mean of its divisors is an integer number (193527522).

Almost surely, 2^387055043 is an apocalyptic number.

387055043 is a deficient number, since it is larger than the sum of its proper divisors (1).

387055043 is an equidigital number, since it uses as much as digits as its factorization.

387055043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 50400, while the sum is 35.

The square root of 387055043 is about 19673.7145196325. The cubic root of 387055043 is about 728.7707108495.

The spelling of 387055043 in words is "three hundred eighty-seven million, fifty-five thousand, forty-three".