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1311114323 = 19155944263
BaseRepresentation
bin100111000100110…
…0000010001010011
310101101002111201202
41032021200101103
510141121124243
6334033421415
744330200511
oct11611402123
93341074652
101311114323
116130a9662
1230710a86b
1317b829abc
14c61b54b1
157a1884b8
hex4e260453

1311114323 has 8 divisors (see below), whose sum is σ = 1381036800. Its totient is φ = 1241283528.

The previous prime is 1311114289. The next prime is 1311114347. The reversal of 1311114323 is 3234111131.

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

It is not a de Polignac number, because 1311114323 - 210 = 1311113299 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1311114295 and 1311114304.

It is not an unprimeable number, because it can be changed into a prime (1311114823) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7490 + ... + 51752.

It is an arithmetic number, because the mean of its divisors is an integer number (172629600).

Almost surely, 21311114323 is an apocalyptic number.

1311114323 is a deficient number, since it is larger than the sum of its proper divisors (69922477).

1311114323 is a wasteful number, since it uses less digits than its factorization.

1311114323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45841.

The product of its digits is 216, while the sum is 20.

The square root of 1311114323 is about 36209.3126557244. The cubic root of 1311114323 is about 1094.4943414262.

Adding to 1311114323 its reverse (3234111131), we get a palindrome (4545225454).

The spelling of 1311114323 in words is "one billion, three hundred eleven million, one hundred fourteen thousand, three hundred twenty-three".

Divisors: 1 19 1559 29621 44263 840997 69006017 1311114323