124791349 has 2 divisors, whose sum is σ = 124791350. Its totient is φ = 124791348.

The previous prime is 124791311. The next prime is 124791361. The reversal of 124791349 is 943197421.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 117874449 + 6916900 = 10857^2 + 2630^2 .

It is a cyclic number.

It is not a de Polignac number, because 124791349 - 2¹³ = 124783157 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (124791649) 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, 62395674 + 62395675.

It is an arithmetic number, because the mean of its divisors is an integer number (62395675).

Almost surely, 2^124791349 is an apocalyptic number.

It is an amenable number.

124791349 is a deficient number, since it is larger than the sum of its proper divisors (1).

124791349 is an equidigital number, since it uses as much as digits as its factorization.

124791349 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 54432, while the sum is 40.

The square root of 124791349 is about 11171.0048339440. The cubic root of 124791349 is about 499.7216437310.

The spelling of 124791349 in words is "one hundred twenty-four million, seven hundred ninety-one thousand, three hundred forty-nine".