1111681301 has 2 divisors, whose sum is σ = 1111681302. Its totient is φ = 1111681300.

The previous prime is 1111681267. The next prime is 1111681313. The reversal of 1111681301 is 1031861111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1007110225 + 104571076 = 31735^2 + 10226^2 .

It is an emirp because it is prime and its reverse (1031861111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1111681301 - 2¹⁰ = 1111680277 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1111681381) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 555840650 + 555840651.

It is an arithmetic number, because the mean of its divisors is an integer number (555840651).

Almost surely, 2^1111681301 is an apocalyptic number.

It is an amenable number.

1111681301 is a deficient number, since it is larger than the sum of its proper divisors (1).

1111681301 is an equidigital number, since it uses as much as digits as its factorization.

1111681301 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 23.

The square root of 1111681301 is about 33341.8850846799. The cubic root of 1111681301 is about 1035.9213096093.

The spelling of 1111681301 in words is "one billion, one hundred eleven million, six hundred eighty-one thousand, three hundred one".