360139349 has 4 divisors (see below), whose sum is σ = 360364236. Its totient is φ = 359914464.

The previous prime is 360139337. The next prime is 360139391. The reversal of 360139349 is 943931063.

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 282576100 + 77563249 = 16810^2 + 8807^2 .

It is a cyclic number.

It is not a de Polignac number, because 360139349 - 2²⁰ = 359090773 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (360139649) 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, 110024 + ... + 113249.

It is an arithmetic number, because the mean of its divisors is an integer number (90091059).

Almost surely, 2^360139349 is an apocalyptic number.

It is an amenable number.

360139349 is a deficient number, since it is larger than the sum of its proper divisors (224887).

360139349 is a wasteful number, since it uses less digits than its factorization.

360139349 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224886.

The product of its (nonzero) digits is 52488, while the sum is 38.

The square root of 360139349 is about 18977.3377743033. The cubic root of 360139349 is about 711.4704360067.

The spelling of 360139349 in words is "three hundred sixty million, one hundred thirty-nine thousand, three hundred forty-nine".