103091311 has 2 divisors, whose sum is σ = 103091312. Its totient is φ = 103091310.

The previous prime is 103091299. The next prime is 103091323. The reversal of 103091311 is 113190301.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (103091299) and next prime (103091323).

It is a cyclic number.

It is not a de Polignac number, because 103091311 - 2⁵ = 103091279 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (103091341) 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, 51545655 + 51545656.

It is an arithmetic number, because the mean of its divisors is an integer number (51545656).

Almost surely, 2^103091311 is an apocalyptic number.

103091311 is a deficient number, since it is larger than the sum of its proper divisors (1).

103091311 is an equidigital number, since it uses as much as digits as its factorization.

103091311 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 81, while the sum is 19.

The square root of 103091311 is about 10153.3891386079. The cubic root of 103091311 is about 468.8932931756.

The spelling of 103091311 in words is "one hundred three million, ninety-one thousand, three hundred eleven".