2103526 has 4 divisors (see below), whose sum is σ = 3155292. Its totient is φ = 1051762.

The previous prime is 2103523. The next prime is 2103553. The reversal of 2103526 is 6253012.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2103523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 525880 + ... + 525883.

It is an arithmetic number, because the mean of its divisors is an integer number (788823).

2^2103526 is an apocalyptic number.

2103526 is a deficient number, since it is larger than the sum of its proper divisors (1051766).

2103526 is a wasteful number, since it uses less digits than its factorization.

2103526 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1051765.

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 2103526 is about 1450.3537499521. The cubic root of 2103526 is about 128.1295482026.

Adding to 2103526 its reverse (6253012), we get a palindrome (8356538).

The spelling of 2103526 in words is "two million, one hundred three thousand, five hundred twenty-six".