11251973 has 2 divisors, whose sum is σ = 11251974. Its totient is φ = 11251972.

The previous prime is 11251969. The next prime is 11251979. The reversal of 11251973 is 37915211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10543009 + 708964 = 3247^2 + 842^2 .

It is a cyclic number.

It is not a de Polignac number, because 11251973 - 2² = 11251969 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11251979) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5625986 + 5625987.

It is an arithmetic number, because the mean of its divisors is an integer number (5625987).

Almost surely, 2^11251973 is an apocalyptic number.

It is an amenable number.

11251973 is a deficient number, since it is larger than the sum of its proper divisors (1).

11251973 is an equidigital number, since it uses as much as digits as its factorization.

11251973 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1890, while the sum is 29.

The square root of 11251973 is about 3354.3960708300. The cubic root of 11251973 is about 224.0833355423.

The spelling of 11251973 in words is "eleven million, two hundred fifty-one thousand, nine hundred seventy-three".