1367866042 has 4 divisors (see below), whose sum is σ = 2051799066. Its totient is φ = 683933020.

The previous prime is 1367866039. The next prime is 1367866109. The reversal of 1367866042 is 2406687631.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 922276161 + 445589881 = 30369^2 + 21109^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1367866042.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 341966509 + ... + 341966512.

Almost surely, 2^1367866042 is an apocalyptic number.

1367866042 is a deficient number, since it is larger than the sum of its proper divisors (683933024).

1367866042 is an equidigital number, since it uses as much as digits as its factorization.

1367866042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 683933023.

The product of its (nonzero) digits is 290304, while the sum is 43.

The square root of 1367866042 is about 36984.6730687186. The cubic root of 1367866042 is about 1110.0635848109.

The spelling of 1367866042 in words is "one billion, three hundred sixty-seven million, eight hundred sixty-six thousand, forty-two".