1203120007 has 2 divisors, whose sum is σ = 1203120008. Its totient is φ = 1203120006.

The previous prime is 1203120001. The next prime is 1203120029. The reversal of 1203120007 is 7000213021.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (7000213021) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1203120007 - 2³ = 1203119999 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1203120001) 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, 601560003 + 601560004.

It is an arithmetic number, because the mean of its divisors is an integer number (601560004).

Almost surely, 2^1203120007 is an apocalyptic number.

1203120007 is a deficient number, since it is larger than the sum of its proper divisors (1).

1203120007 is an equidigital number, since it uses as much as digits as its factorization.

1203120007 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 84, while the sum is 16.

The square root of 1203120007 is about 34686.0203396123. The cubic root of 1203120007 is about 1063.5787449815.

Adding to 1203120007 its reverse (7000213021), we get a palindrome (8203333028).

The spelling of 1203120007 in words is "one billion, two hundred three million, one hundred twenty thousand, seven".