1351115223 has 8 divisors (see below), whose sum is σ = 1801661808. Its totient is φ = 900656064.

The previous prime is 1351115209. The next prime is 1351115263. The reversal of 1351115223 is 3225111531.

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

It is not a de Polignac number, because 1351115223 - 2¹³ = 1351107031 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1351115193 and 1351115202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1351115263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36361 + ... + 63437.

It is an arithmetic number, because the mean of its divisors is an integer number (225207726).

Almost surely, 2^1351115223 is an apocalyptic number.

1351115223 is a deficient number, since it is larger than the sum of its proper divisors (450546585).

1351115223 is a wasteful number, since it uses less digits than its factorization.

1351115223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43713.

The product of its digits is 900, while the sum is 24.

The square root of 1351115223 is about 36757.5192715722. The cubic root of 1351115223 is about 1105.5137003953.

Adding to 1351115223 its reverse (3225111531), we get a palindrome (4576226754).

The spelling of 1351115223 in words is "one billion, three hundred fifty-one million, one hundred fifteen thousand, two hundred twenty-three".