101232645 has 32 divisors (see below), whose sum is σ = 165445632. Its totient is φ = 52844352.

The previous prime is 101232641. The next prime is 101232653. The reversal of 101232645 is 546232101.

It is not a de Polignac number, because 101232645 - 2² = 101232641 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101232641) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 264124 + ... + 264506.

It is an arithmetic number, because the mean of its divisors is an integer number (5170176).

Almost surely, 2^101232645 is an apocalyptic number.

101232645 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

101232645 is a deficient number, since it is larger than the sum of its proper divisors (64212987).

101232645 is a wasteful number, since it uses less digits than its factorization.

101232645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 721.

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 101232645 is about 10061.4434849081. The cubic root of 101232645 is about 466.0582442380.

Adding to 101232645 its reverse (546232101), we get a palindrome (647464746).

The spelling of 101232645 in words is "one hundred one million, two hundred thirty-two thousand, six hundred forty-five".