1205041027 has 2 divisors, whose sum is σ = 1205041028. Its totient is φ = 1205041026.

The previous prime is 1205040997. The next prime is 1205041051. The reversal of 1205041027 is 7201405021.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1205041027 - 2²³ = 1196652419 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1205040989 and 1205041007.

It is not a weakly prime, because it can be changed into another prime (1205041087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 602520513 + 602520514.

It is an arithmetic number, because the mean of its divisors is an integer number (602520514).

Almost surely, 2^1205041027 is an apocalyptic number.

1205041027 is a deficient number, since it is larger than the sum of its proper divisors (1).

1205041027 is an equidigital number, since it uses as much as digits as its factorization.

1205041027 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 560, while the sum is 22.

The square root of 1205041027 is about 34713.7008542737. The cubic root of 1205041027 is about 1064.1445155219.

Adding to 1205041027 its reverse (7201405021), we get a palindrome (8406446048).

The spelling of 1205041027 in words is "one billion, two hundred five million, forty-one thousand, twenty-seven".