1386252159 has 8 divisors (see below), whose sum is σ = 1928698752. Its totient is φ = 883986840.

The previous prime is 1386252157. The next prime is 1386252181. The reversal of 1386252159 is 9512526831.

1386252159 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1386252159 - 2¹ = 1386252157 is a prime.

It is a super-2 number, since 2×1386252159² = 3843390096664322562, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1386252159.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1386252157) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10045237 + ... + 10045374.

It is an arithmetic number, because the mean of its divisors is an integer number (241087344).

Almost surely, 2^1386252159 is an apocalyptic number.

1386252159 is a deficient number, since it is larger than the sum of its proper divisors (542446593).

1386252159 is a wasteful number, since it uses less digits than its factorization.

1386252159 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20090637.

The product of its digits is 129600, while the sum is 42.

The square root of 1386252159 is about 37232.4073758332. The cubic root of 1386252159 is about 1115.0150906549.

The spelling of 1386252159 in words is "one billion, three hundred eighty-six million, two hundred fifty-two thousand, one hundred fifty-nine".