1367111945 has 8 divisors (see below), whose sum is σ = 1671488136. Its totient is φ = 1073053696.

The previous prime is 1367111897. The next prime is 1367111969. The reversal of 1367111945 is 5491117631.

It can be written as a sum of positive squares in 4 ways, for example, as 126945289 + 1240166656 = 11267^2 + 35216^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1367111945 - 2¹² = 1367107849 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1367111899 and 1367111908.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2579192 + ... + 2579721.

It is an arithmetic number, because the mean of its divisors is an integer number (208936017).

Almost surely, 2^1367111945 is an apocalyptic number.

It is an amenable number.

1367111945 is a deficient number, since it is larger than the sum of its proper divisors (304376191).

1367111945 is an equidigital number, since it uses as much as digits as its factorization.

1367111945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5158971.

The product of its digits is 22680, while the sum is 38.

The square root of 1367111945 is about 36974.4769401813. The cubic root of 1367111945 is about 1109.8595566704.

The spelling of 1367111945 in words is "one billion, three hundred sixty-seven million, one hundred eleven thousand, nine hundred forty-five".