1522103 has 4 divisors (see below), whose sum is σ = 1660488. Its totient is φ = 1383720.

The previous prime is 1522097. The next prime is 1522111. The reversal of 1522103 is 3012251.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1522103 - 2¹² = 1518007 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1522153) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 69176 + ... + 69197.

It is an arithmetic number, because the mean of its divisors is an integer number (415122).

2^1522103 is an apocalyptic number.

1522103 is a deficient number, since it is larger than the sum of its proper divisors (138385).

1522103 is a wasteful number, since it uses less digits than its factorization.

1522103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138384.

The product of its (nonzero) digits is 60, while the sum is 14.

The square root of 1522103 is about 1233.7353849185. The cubic root of 1522103 is about 115.0309431541.

Adding to 1522103 its reverse (3012251), we get a palindrome (4534354).

The spelling of 1522103 in words is "one million, five hundred twenty-two thousand, one hundred three".