11251013 has 2 divisors, whose sum is σ = 11251014. Its totient is φ = 11251012.

The previous prime is 11250973. The next prime is 11251039. The reversal of 11251013 is 31015211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10099684 + 1151329 = 3178^2 + 1073^2 .

It is an emirp because it is prime and its reverse (31015211) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11251013 - 2⁶ = 11250949 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11251073) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5625506 + 5625507.

It is an arithmetic number, because the mean of its divisors is an integer number (5625507).

Almost surely, 2^11251013 is an apocalyptic number.

It is an amenable number.

11251013 is a deficient number, since it is larger than the sum of its proper divisors (1).

11251013 is an equidigital number, since it uses as much as digits as its factorization.

11251013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 30, while the sum is 14.

The square root of 11251013 is about 3354.2529719745. The cubic root of 11251013 is about 224.0769625527.

Adding to 11251013 its reverse (31015211), we get a palindrome (42266224).

The spelling of 11251013 in words is "eleven million, two hundred fifty-one thousand, thirteen".