1362168139 has 2 divisors, whose sum is σ = 1362168140. Its totient is φ = 1362168138.

The previous prime is 1362168127. The next prime is 1362168161. The reversal of 1362168139 is 9318612631.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1362168139 - 2⁵ = 1362168107 is a prime.

It is not a weakly prime, because it can be changed into another prime (1362168109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 681084069 + 681084070.

It is an arithmetic number, because the mean of its divisors is an integer number (681084070).

Almost surely, 2^1362168139 is an apocalyptic number.

1362168139 is a deficient number, since it is larger than the sum of its proper divisors (1).

1362168139 is an equidigital number, since it uses as much as digits as its factorization.

1362168139 is an evil number, because the sum of its binary digits is even.

The product of its digits is 46656, while the sum is 40.

The square root of 1362168139 is about 36907.5620842125. The cubic root of 1362168139 is about 1108.5201009670.

The spelling of 1362168139 in words is "one billion, three hundred sixty-two million, one hundred sixty-eight thousand, one hundred thirty-nine".