139148363 has 4 divisors (see below), whose sum is σ = 139173168. Its totient is φ = 139123560.

The previous prime is 139148357. The next prime is 139148369. The reversal of 139148363 is 363841931.

It is a happy number.

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

It is an interprime number because it is at equal distance from previous prime (139148357) and next prime (139148369).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-139148363 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (139148369) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 458 + ... + 16688.

It is an arithmetic number, because the mean of its divisors is an integer number (34793292).

Almost surely, 2^139148363 is an apocalyptic number.

139148363 is a deficient number, since it is larger than the sum of its proper divisors (24805).

139148363 is an equidigital number, since it uses as much as digits as its factorization.

139148363 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24804.

The product of its digits is 46656, while the sum is 38.

The square root of 139148363 is about 11796.1164372008. The cubic root of 139148363 is about 518.1943822588.

The spelling of 139148363 in words is "one hundred thirty-nine million, one hundred forty-eight thousand, three hundred sixty-three".