1539103 has 2 divisors, whose sum is σ = 1539104. Its totient is φ = 1539102.

The previous prime is 1539073. The next prime is 1539127. The reversal of 1539103 is 3019351.

It is a strong prime.

It is an emirp because it is prime and its reverse (3019351) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1539103 - 2¹³ = 1530911 is a prime.

1539103 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1539193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 769551 + 769552.

It is an arithmetic number, because the mean of its divisors is an integer number (769552).

2^1539103 is an apocalyptic number.

1539103 is a deficient number, since it is larger than the sum of its proper divisors (1).

1539103 is an equidigital number, since it uses as much as digits as its factorization.

1539103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 405, while the sum is 22.

The square root of 1539103 is about 1240.6059003568. The cubic root of 1539103 is about 115.4576095509.

The spelling of 1539103 in words is "one million, five hundred thirty-nine thousand, one hundred three".