1362139008 has 256 divisors, whose sum is σ = 4060938240. Its totient is φ = 402554880.

The previous prime is 1362138983. The next prime is 1362139021. The reversal of 1362139008 is 8009312631.

It is a self number, because there is not a number n which added to its sum of digits gives 1362139008.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10725441 + ... + 10725567.

It is an arithmetic number, because the mean of its divisors is an integer number (15863040).

Almost surely, 2^1362139008 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1362139008, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2030469120).

1362139008 is an abundant number, since it is smaller than the sum of its proper divisors (2698799232).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1362139008 is a wasteful number, since it uses less digits than its factorization.

1362139008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 245 (or 233 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 33.

The square root of 1362139008 is about 36907.1674339823. The cubic root of 1362139008 is about 1108.5121987293.

The spelling of 1362139008 in words is "one billion, three hundred sixty-two million, one hundred thirty-nine thousand, eight".