1386370225 has 12 divisors (see below), whose sum is σ = 1727253040. Its totient is φ = 1103835600.

The previous prime is 1386370199. The next prime is 1386370243. The reversal of 1386370225 is 5220736831.

It is not a de Polignac number, because 1386370225 - 2²³ = 1377981617 is a prime.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 126135 + ... + 136684.

Almost surely, 2^1386370225 is an apocalyptic number.

It is an amenable number.

1386370225 is a deficient number, since it is larger than the sum of its proper divisors (340882815).

1386370225 is a wasteful number, since it uses less digits than its factorization.

1386370225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 263040 (or 263035 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 37.

The square root of 1386370225 is about 37233.9928694197. The cubic root of 1386370225 is about 1115.0467447407.

The spelling of 1386370225 in words is "one billion, three hundred eighty-six million, three hundred seventy thousand, two hundred twenty-five".