1206870923 has 2 divisors, whose sum is σ = 1206870924. Its totient is φ = 1206870922.

The previous prime is 1206870911. The next prime is 1206870941. The reversal of 1206870923 is 3290786021.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1206870923 - 2²⁰ = 1205822347 is a prime.

It is not a weakly prime, because it can be changed into another prime (1206870943) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 603435461 + 603435462.

It is an arithmetic number, because the mean of its divisors is an integer number (603435462).

Almost surely, 2^1206870923 is an apocalyptic number.

1206870923 is a deficient number, since it is larger than the sum of its proper divisors (1).

1206870923 is an equidigital number, since it uses as much as digits as its factorization.

1206870923 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36288, while the sum is 38.

The square root of 1206870923 is about 34740.0478266798. The cubic root of 1206870923 is about 1064.6828897106.

The spelling of 1206870923 in words is "one billion, two hundred six million, eight hundred seventy thousand, nine hundred twenty-three".