1045212011 has 2 divisors, whose sum is σ = 1045212012. Its totient is φ = 1045212010.

The previous prime is 1045211989. The next prime is 1045212017. The reversal of 1045212011 is 1102125401.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1045212011 is a prime.

It is not a weakly prime, because it can be changed into another prime (1045212017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 522606005 + 522606006.

It is an arithmetic number, because the mean of its divisors is an integer number (522606006).

Almost surely, 2^1045212011 is an apocalyptic number.

1045212011 is a deficient number, since it is larger than the sum of its proper divisors (1).

1045212011 is an equidigital number, since it uses as much as digits as its factorization.

1045212011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 80, while the sum is 17.

The square root of 1045212011 is about 32329.7388019143. The cubic root of 1045212011 is about 1014.8490836634.

Adding to 1045212011 its reverse (1102125401), we get a palindrome (2147337412).

The spelling of 1045212011 in words is "one billion, forty-five million, two hundred twelve thousand, eleven".