101300445 has 12 divisors (see below), whose sum is σ = 175587516. Its totient is φ = 54026880.

The previous prime is 101300429. The next prime is 101300447. The reversal of 101300445 is 544003101.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 39803481 + 61496964 = 6309^2 + 7842^2 .

It is not a de Polignac number, because 101300445 - 2⁴ = 101300429 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 (101300447) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1125516 + ... + 1125605.

It is an arithmetic number, because the mean of its divisors is an integer number (14632293).

Almost surely, 2^101300445 is an apocalyptic number.

101300445 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

101300445 is a deficient number, since it is larger than the sum of its proper divisors (74287071).

101300445 is a wasteful number, since it uses less digits than its factorization.

101300445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2251132 (or 2251129 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 101300445 is about 10064.8122188146. The cubic root of 101300445 is about 466.1622676559.

Adding to 101300445 its reverse (544003101), we get a palindrome (645303546).

The spelling of 101300445 in words is "one hundred one million, three hundred thousand, four hundred forty-five".