1002243911 has 2 divisors, whose sum is σ = 1002243912. Its totient is φ = 1002243910.

The previous prime is 1002243899. The next prime is 1002243923. The reversal of 1002243911 is 1193422001.

It is a balanced prime because it is at equal distance from previous prime (1002243899) and next prime (1002243923).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1002243911 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1002243971) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 501121955 + 501121956.

It is an arithmetic number, because the mean of its divisors is an integer number (501121956).

Almost surely, 2^1002243911 is an apocalyptic number.

1002243911 is a deficient number, since it is larger than the sum of its proper divisors (1).

1002243911 is an equidigital number, since it uses as much as digits as its factorization.

1002243911 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 23.

The square root of 1002243911 is about 31658.2360689916. The cubic root of 1002243911 is about 1000.7474115701.

Adding to 1002243911 its reverse (1193422001), we get a palindrome (2195665912).

The spelling of 1002243911 in words is "one billion, two million, two hundred forty-three thousand, nine hundred eleven".