3685148245 has 4 divisors (see below), whose sum is σ = 4422177900. Its totient is φ = 2948118592.

The previous prime is 3685148239. The next prime is 3685148261. The reversal of 3685148245 is 5428415863.

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 421768369 + 3263379876 = 20537^2 + 57126^2 .

It is a cyclic number.

It is not a de Polignac number, because 3685148245 - 2⁵ = 3685148213 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3685148195 and 3685148204.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 368514820 + ... + 368514829.

It is an arithmetic number, because the mean of its divisors is an integer number (1105544475).

Almost surely, 2^3685148245 is an apocalyptic number.

It is an amenable number.

3685148245 is a deficient number, since it is larger than the sum of its proper divisors (737029655).

3685148245 is an equidigital number, since it uses as much as digits as its factorization.

3685148245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 737029654.

The product of its digits is 921600, while the sum is 46.

The square root of 3685148245 is about 60705.4218748210. The cubic root of 3685148245 is about 1544.6081465925.

The spelling of 3685148245 in words is "three billion, six hundred eighty-five million, one hundred forty-eight thousand, two hundred forty-five".