2523137 has 4 divisors (see below), whose sum is σ = 2526420. Its totient is φ = 2519856.

The previous prime is 2523133. The next prime is 2523139. The reversal of 2523137 is 7313252.

2523137 is nontrivially palindromic in base 11.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 2062096 + 461041 = 1436^2 + 679^2 .

It is a cyclic number.

It is not a de Polignac number, because 2523137 - 2² = 2523133 is a prime.

It is a d-powerful number, because it can be written as 2⁵ + 5⁹ + 2¹¹ + 3⁹ + 1 + 3¹² + 7⁵ .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2523133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 203 + ... + 2255.

It is an arithmetic number, because the mean of its divisors is an integer number (631605).

It is a Proth number, since it is equal to 77 ⋅ 2¹⁵ + 1 and 77 < 2¹⁵.

2^2523137 is an apocalyptic number.

It is an amenable number.

2523137 is a deficient number, since it is larger than the sum of its proper divisors (3283).

2523137 is a wasteful number, since it uses less digits than its factorization.

2523137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3282.

The product of its digits is 1260, while the sum is 23.

The square root of 2523137 is about 1588.4385414614. The cubic root of 2523137 is about 136.1382856690.

Adding to 2523137 its reverse (7313252), we get a palindrome (9836389).

The spelling of 2523137 in words is "two million, five hundred twenty-three thousand, one hundred thirty-seven".