103387447 has 2 divisors, whose sum is σ = 103387448. Its totient is φ = 103387446.

The previous prime is 103387433. The next prime is 103387463. The reversal of 103387447 is 744783301.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-103387447 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (103387847) 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, 51693723 + 51693724.

It is an arithmetic number, because the mean of its divisors is an integer number (51693724).

Almost surely, 2^103387447 is an apocalyptic number.

103387447 is a deficient number, since it is larger than the sum of its proper divisors (1).

103387447 is an equidigital number, since it uses as much as digits as its factorization.

103387447 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 56448, while the sum is 37.

The square root of 103387447 is about 10167.9617918244. The cubic root of 103387447 is about 469.3418387000.

The spelling of 103387447 in words is "one hundred three million, three hundred eighty-seven thousand, four hundred forty-seven".