103231049 has 2 divisors, whose sum is σ = 103231050. Its totient is φ = 103231048.

The previous prime is 103231027. The next prime is 103231069. The reversal of 103231049 is 940132301.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 99102025 + 4129024 = 9955^2 + 2032^2 .

It is an emirp because it is prime and its reverse (940132301) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 103231049 - 2¹² = 103226953 is a prime.

It is not a weakly prime, because it can be changed into another prime (103231019) 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, 51615524 + 51615525.

It is an arithmetic number, because the mean of its divisors is an integer number (51615525).

Almost surely, 2^103231049 is an apocalyptic number.

It is an amenable number.

103231049 is a deficient number, since it is larger than the sum of its proper divisors (1).

103231049 is an equidigital number, since it uses as much as digits as its factorization.

103231049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 23.

The square root of 103231049 is about 10160.2681559101. The cubic root of 103231049 is about 469.1050556996.

The spelling of 103231049 in words is "one hundred three million, two hundred thirty-one thousand, forty-nine".