196102045 has 4 divisors (see below), whose sum is σ = 235322460. Its totient is φ = 156881632.

The previous prime is 196102043. The next prime is 196102061. The reversal of 196102045 is 540201691.

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 44368921 + 151733124 = 6661^2 + 12318^2 .

It is a cyclic number.

It is not a de Polignac number, because 196102045 - 2¹ = 196102043 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (196102043) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19610200 + ... + 19610209.

It is an arithmetic number, because the mean of its divisors is an integer number (58830615).

Almost surely, 2^196102045 is an apocalyptic number.

It is an amenable number.

196102045 is a deficient number, since it is larger than the sum of its proper divisors (39220415).

196102045 is an equidigital number, since it uses as much as digits as its factorization.

196102045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39220414.

The product of its (nonzero) digits is 2160, while the sum is 28.

The square root of 196102045 is about 14003.6439900477. The cubic root of 196102045 is about 580.9793649719.

The spelling of 196102045 in words is "one hundred ninety-six million, one hundred two thousand, forty-five".