10523156323 has 4 divisors (see below), whose sum is σ = 10531271080. Its totient is φ = 10515041568.

The previous prime is 10523156291. The next prime is 10523156333. The reversal of 10523156323 is 32365132501.

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 10523156323 - 2⁵ = 10523156291 is a prime.

It is a super-4 number, since 4×10523156323⁴ (a number of 41 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10523156333) 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, 4055433 + ... + 4058026.

It is an arithmetic number, because the mean of its divisors is an integer number (2632817770).

Almost surely, 2^10523156323 is an apocalyptic number.

10523156323 is a deficient number, since it is larger than the sum of its proper divisors (8114757).

10523156323 is an equidigital number, since it uses as much as digits as its factorization.

10523156323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8114756.

The product of its (nonzero) digits is 16200, while the sum is 31.

Adding to 10523156323 its reverse (32365132501), we get a palindrome (42888288824).

The spelling of 10523156323 in words is "ten billion, five hundred twenty-three million, one hundred fifty-six thousand, three hundred twenty-three".