2102523 has 8 divisors (see below), whose sum is σ = 2843136. Its totient is φ = 1381800.

The previous prime is 2102519. The next prime is 2102531. The reversal of 2102523 is 3252012.

2102523 = T₂₀₇ + T₂₀₈ + ... + T₂₇₇.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2102523 - 2² = 2102519 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2102533) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4723 + ... + 5148.

It is an arithmetic number, because the mean of its divisors is an integer number (355392).

2^2102523 is an apocalyptic number.

2102523 is a deficient number, since it is larger than the sum of its proper divisors (740613).

2102523 is an equidigital number, since it uses as much as digits as its factorization.

2102523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9945.

The product of its (nonzero) digits is 120, while the sum is 15.

The square root of 2102523 is about 1450.0079310128. The cubic root of 2102523 is about 128.1091801209.

Adding to 2102523 its reverse (3252012), we get a palindrome (5354535).

The spelling of 2102523 in words is "two million, one hundred two thousand, five hundred twenty-three".