1361415079 has 4 divisors (see below), whose sum is σ = 1375450384. Its totient is φ = 1347379776.

The previous prime is 1361415061. The next prime is 1361415091. The reversal of 1361415079 is 9705141631.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 1361415079 - 2⁵ = 1361415047 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1361415059) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7017507 + ... + 7017700.

It is an arithmetic number, because the mean of its divisors is an integer number (343862596).

Almost surely, 2^1361415079 is an apocalyptic number.

1361415079 is a deficient number, since it is larger than the sum of its proper divisors (14035305).

1361415079 is an equidigital number, since it uses as much as digits as its factorization.

1361415079 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14035304.

The product of its (nonzero) digits is 22680, while the sum is 37.

The square root of 1361415079 is about 36897.3586995058. The cubic root of 1361415079 is about 1108.3157855074.

The spelling of 1361415079 in words is "one billion, three hundred sixty-one million, four hundred fifteen thousand, seventy-nine".