101534445 has 16 divisors (see below), whose sum is σ = 180505920. Its totient is φ = 54151632.

The previous prime is 101534441. The next prime is 101534471. The reversal of 101534445 is 544435101.

It is a happy number.

It is not a de Polignac number, because 101534445 - 2² = 101534441 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101534441) 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, 375919 + ... + 376188.

It is an arithmetic number, because the mean of its divisors is an integer number (11281620).

Almost surely, 2^101534445 is an apocalyptic number.

101534445 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

101534445 is a deficient number, since it is larger than the sum of its proper divisors (78971475).

101534445 is an equidigital number, since it uses as much as digits as its factorization.

101534445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 752121 (or 752115 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 101534445 is about 10076.4301714446. The cubic root of 101534445 is about 466.5209303995.

Adding to 101534445 its reverse (544435101), we get a palindrome (645969546).

The spelling of 101534445 in words is "one hundred one million, five hundred thirty-four thousand, four hundred forty-five".