101345623 has 4 divisors (see below), whose sum is σ = 101368800. Its totient is φ = 101322448.

The previous prime is 101345617. The next prime is 101345641. The reversal of 101345623 is 326543101.

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 101345623 - 2⁵ = 101345591 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101345663) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2815 + ... + 14512.

It is an arithmetic number, because the mean of its divisors is an integer number (25342200).

Almost surely, 2^101345623 is an apocalyptic number.

101345623 is a deficient number, since it is larger than the sum of its proper divisors (23177).

101345623 is an equidigital number, since it uses as much as digits as its factorization.

101345623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23176.

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 101345623 is about 10067.0563224808. The cubic root of 101345623 is about 466.2315570813.

Adding to 101345623 its reverse (326543101), we get a palindrome (427888724).

The spelling of 101345623 in words is "one hundred one million, three hundred forty-five thousand, six hundred twenty-three".