101132445 has 16 divisors (see below), whose sum is σ = 165759552. Its totient is φ = 52621440.

The previous prime is 101132443. The next prime is 101132453. The reversal of 101132445 is 544231101.

It is not a de Polignac number, because 101132445 - 2¹ = 101132443 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101132443) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 81607 + ... + 82836.

It is an arithmetic number, because the mean of its divisors is an integer number (10359972).

Almost surely, 2^101132445 is an apocalyptic number.

101132445 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

101132445 is a deficient number, since it is larger than the sum of its proper divisors (64627107).

101132445 is a wasteful number, since it uses less digits than its factorization.

101132445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164492.

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 101132445 is about 10056.4628473435. The cubic root of 101132445 is about 465.9044254374.

Adding to 101132445 its reverse (544231101), we get a palindrome (645363546).

The spelling of 101132445 in words is "one hundred one million, one hundred thirty-two thousand, four hundred forty-five".