1315346111 has 4 divisors (see below), whose sum is σ = 1336909224. Its totient is φ = 1293783000.

The previous prime is 1315346101. The next prime is 1315346113. The reversal of 1315346111 is 1116435131.

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 1315346111 - 2²⁶ = 1248237247 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 (1315346113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10781465 + ... + 10781586.

It is an arithmetic number, because the mean of its divisors is an integer number (334227306).

Almost surely, 2^1315346111 is an apocalyptic number.

1315346111 is a deficient number, since it is larger than the sum of its proper divisors (21563113).

1315346111 is an equidigital number, since it uses as much as digits as its factorization.

1315346111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21563112.

The product of its digits is 1080, while the sum is 26.

The square root of 1315346111 is about 36267.7006577478. The cubic root of 1315346111 is about 1095.6706166389.

The spelling of 1315346111 in words is "one billion, three hundred fifteen million, three hundred forty-six thousand, one hundred eleven".