1200242411 has 2 divisors, whose sum is σ = 1200242412. Its totient is φ = 1200242410.

The previous prime is 1200242389. The next prime is 1200242437. The reversal of 1200242411 is 1142420021.

It is a weak prime.

It is an emirp because it is prime and its reverse (1142420021) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1200242411 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1200242411.

It is not a weakly prime, because it can be changed into another prime (1200242471) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 600121205 + 600121206.

It is an arithmetic number, because the mean of its divisors is an integer number (600121206).

Almost surely, 2^1200242411 is an apocalyptic number.

1200242411 is a deficient number, since it is larger than the sum of its proper divisors (1).

1200242411 is an equidigital number, since it uses as much as digits as its factorization.

1200242411 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 128, while the sum is 17.

The square root of 1200242411 is about 34644.5148760955. The cubic root of 1200242411 is about 1062.7301199555.

Adding to 1200242411 its reverse (1142420021), we get a palindrome (2342662432).

The spelling of 1200242411 in words is "one billion, two hundred million, two hundred forty-two thousand, four hundred eleven".