1339436048 has 20 divisors (see below), whose sum is σ = 2637702828. Its totient is φ = 658738560.

The previous prime is 1339436041. The next prime is 1339436051. The reversal of 1339436048 is 8406349331.

It can be written as a sum of positive squares in 2 ways, for example, as 235070224 + 1104365824 = 15332^2 + 33232^2 .

It is a Smith number, since the sum of its digits (41) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 1339435996 and 1339436014.

It is not an unprimeable number, because it can be changed into a prime (1339436041) 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, 685211 + ... + 687162.

Almost surely, 2^1339436048 is an apocalyptic number.

It is an amenable number.

1339436048 is a deficient number, since it is larger than the sum of its proper divisors (1298266780).

1339436048 is a wasteful number, since it uses less digits than its factorization.

1339436048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1372442 (or 1372436 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 41.

The square root of 1339436048 is about 36598.3066274930. The cubic root of 1339436048 is about 1102.3190874868.

The spelling of 1339436048 in words is "one billion, three hundred thirty-nine million, four hundred thirty-six thousand, forty-eight".