1367988133 has 2 divisors, whose sum is σ = 1367988134. Its totient is φ = 1367988132.

The previous prime is 1367988121. The next prime is 1367988151. The reversal of 1367988133 is 3318897631.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1015187044 + 352801089 = 31862^2 + 18783^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1367988133 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1367988103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 683994066 + 683994067.

It is an arithmetic number, because the mean of its divisors is an integer number (683994067).

Almost surely, 2^1367988133 is an apocalyptic number.

It is an amenable number.

1367988133 is a deficient number, since it is larger than the sum of its proper divisors (1).

1367988133 is an equidigital number, since it uses as much as digits as its factorization.

1367988133 is an evil number, because the sum of its binary digits is even.

The product of its digits is 653184, while the sum is 49.

The square root of 1367988133 is about 36986.3235939989. The cubic root of 1367988133 is about 1110.0966106426.

The spelling of 1367988133 in words is "one billion, three hundred sixty-seven million, nine hundred eighty-eight thousand, one hundred thirty-three".