1361315103 has 16 divisors (see below), whose sum is σ = 1923160320. Its totient is φ = 853579136.

The previous prime is 1361315093. The next prime is 1361315117. The reversal of 1361315103 is 3015131631.

It is a cyclic number.

It is not a de Polignac number, because 1361315103 - 2²⁵ = 1327760671 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1361315203) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 74326 + ... + 90812.

It is an arithmetic number, because the mean of its divisors is an integer number (120197520).

Almost surely, 2^1361315103 is an apocalyptic number.

1361315103 is a deficient number, since it is larger than the sum of its proper divisors (561845217).

1361315103 is a wasteful number, since it uses less digits than its factorization.

1361315103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18126.

The product of its (nonzero) digits is 810, while the sum is 24.

The square root of 1361315103 is about 36896.0038893103. The cubic root of 1361315103 is about 1108.2886549888.

Adding to 1361315103 its reverse (3015131631), we get a palindrome (4376446734).

The spelling of 1361315103 in words is "one billion, three hundred sixty-one million, three hundred fifteen thousand, one hundred three".