101001345 has 16 divisors (see below), whose sum is σ = 167175360. Its totient is φ = 52009664.

The previous prime is 101001343. The next prime is 101001353. The reversal of 101001345 is 543100101.

It is a cyclic number.

It is not a de Polignac number, because 101001345 - 2¹ = 101001343 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is not an unprimeable number, because it can be changed into a prime (101001343) 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, 115659 + ... + 116528.

It is an arithmetic number, because the mean of its divisors is an integer number (10448460).

Almost surely, 2^101001345 is an apocalyptic number.

101001345 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

101001345 is a deficient number, since it is larger than the sum of its proper divisors (66174015).

101001345 is a wasteful number, since it uses less digits than its factorization.

101001345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 232224.

The product of its (nonzero) digits is 60, while the sum is 15.

The square root of 101001345 is about 10049.9425371492. The cubic root of 101001345 is about 465.7030179916.

Adding to 101001345 its reverse (543100101), we get a palindrome (644101446).

The spelling of 101001345 in words is "one hundred one million, one thousand, three hundred forty-five".