101602045 has 4 divisors (see below), whose sum is σ = 121922460. Its totient is φ = 81281632.

The previous prime is 101602031. The next prime is 101602091. The reversal of 101602045 is 540206101.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 16556761 + 85045284 = 4069^2 + 9222^2 .

It is a cyclic number.

It is not a de Polignac number, because 101602045 - 2⁷ = 101601917 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10160200 + ... + 10160209.

It is an arithmetic number, because the mean of its divisors is an integer number (30480615).

Almost surely, 2^101602045 is an apocalyptic number.

It is an amenable number.

101602045 is a deficient number, since it is larger than the sum of its proper divisors (20320415).

101602045 is an equidigital number, since it uses as much as digits as its factorization.

101602045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20320414.

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 101602045 is about 10079.7839758598. The cubic root of 101602045 is about 466.6244414743.

Adding to 101602045 its reverse (540206101), we get a palindrome (641808146).

The spelling of 101602045 in words is "one hundred one million, six hundred two thousand, forty-five".