101545445 has 8 divisors (see below), whose sum is σ = 121927200. Its totient is φ = 81187920.

The previous prime is 101545441. The next prime is 101545463. The reversal of 101545445 is 544545101.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 101545445 - 2² = 101545441 is a prime.

It is a super-2 number, since 2×101545445² = 20622954800496050, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101545441) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5006 + ... + 15104.

It is an arithmetic number, because the mean of its divisors is an integer number (15240900).

Almost surely, 2^101545445 is an apocalyptic number.

It is an amenable number.

101545445 is a deficient number, since it is larger than the sum of its proper divisors (20381755).

101545445 is a wasteful number, since it uses less digits than its factorization.

101545445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12115.

The product of its (nonzero) digits is 8000, while the sum is 29.

The square root of 101545445 is about 10076.9759848875. The cubic root of 101545445 is about 466.5377770467.

The spelling of 101545445 in words is "one hundred one million, five hundred forty-five thousand, four hundred forty-five".