1194435013 has 2 divisors, whose sum is σ = 1194435014. Its totient is φ = 1194435012.

The previous prime is 1194435007. The next prime is 1194435023. The reversal of 1194435013 is 3105344911.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1118099844 + 76335169 = 33438^2 + 8737^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1194435013 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1194435023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 597217506 + 597217507.

It is an arithmetic number, because the mean of its divisors is an integer number (597217507).

Almost surely, 2^1194435013 is an apocalyptic number.

It is an amenable number.

1194435013 is a deficient number, since it is larger than the sum of its proper divisors (1).

1194435013 is an equidigital number, since it uses as much as digits as its factorization.

1194435013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6480, while the sum is 31.

The square root of 1194435013 is about 34560.5991412186. The cubic root of 1194435013 is about 1061.0133341015.

Adding to 1194435013 its reverse (3105344911), we get a palindrome (4299779924).

The spelling of 1194435013 in words is "one billion, one hundred ninety-four million, four hundred thirty-five thousand, thirteen".