618369043 has 2 divisors, whose sum is σ = 618369044. Its totient is φ = 618369042.

The previous prime is 618368987. The next prime is 618369071. The reversal of 618369043 is 340963816.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 618369043 - 2²¹ = 616271891 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 618368987 and 618369005.

It is not a weakly prime, because it can be changed into another prime (618369343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 309184521 + 309184522.

It is an arithmetic number, because the mean of its divisors is an integer number (309184522).

Almost surely, 2^618369043 is an apocalyptic number.

618369043 is a deficient number, since it is larger than the sum of its proper divisors (1).

618369043 is an equidigital number, since it uses as much as digits as its factorization.

618369043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 93312, while the sum is 40.

The square root of 618369043 is about 24867.0272248212. The cubic root of 618369043 is about 851.9535427474.

The spelling of 618369043 in words is "six hundred eighteen million, three hundred sixty-nine thousand, forty-three".