2623042523 has 4 divisors (see below), whose sum is σ = 2777339160. Its totient is φ = 2468745888.

The previous prime is 2623042519. The next prime is 2623042529. The reversal of 2623042523 is 3252403262.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3252403262 = 2 ⋅1626201631.

It is a cyclic number.

It is not a de Polignac number, because 2623042523 - 2² = 2623042519 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2623042529) 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, 77148293 + ... + 77148326.

It is an arithmetic number, because the mean of its divisors is an integer number (694334790).

Almost surely, 2^2623042523 is an apocalyptic number.

2623042523 is a deficient number, since it is larger than the sum of its proper divisors (154296637).

2623042523 is a wasteful number, since it uses less digits than its factorization.

2623042523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 154296636.

The product of its (nonzero) digits is 17280, while the sum is 29.

The square root of 2623042523 is about 51215.6472476918. The cubic root of 2623042523 is about 1379.1191120904.

Adding to 2623042523 its reverse (3252403262), we get a palindrome (5875445785).

The spelling of 2623042523 in words is "two billion, six hundred twenty-three million, forty-two thousand, five hundred twenty-three".