1201433011 has 2 divisors, whose sum is σ = 1201433012. Its totient is φ = 1201433010.

The previous prime is 1201432987. The next prime is 1201433033. The reversal of 1201433011 is 1103341021.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1201433011 - 2⁹ = 1201432499 is a prime.

It is a super-2 number, since 2×1201433011² = 2886882559841052242, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1201433071) 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, 600716505 + 600716506.

It is an arithmetic number, because the mean of its divisors is an integer number (600716506).

Almost surely, 2^1201433011 is an apocalyptic number.

1201433011 is a deficient number, since it is larger than the sum of its proper divisors (1).

1201433011 is an equidigital number, since it uses as much as digits as its factorization.

1201433011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 1201433011 is about 34661.6937122236. The cubic root of 1201433011 is about 1063.0814013094.

Adding to 1201433011 its reverse (1103341021), we get a palindrome (2304774032).

The spelling of 1201433011 in words is "one billion, two hundred one million, four hundred thirty-three thousand, eleven".