11340402345 has 12 divisors (see below), whose sum is σ = 19656697476. Its totient is φ = 6048214560.

The previous prime is 11340402329. The next prime is 11340402371. The reversal of 11340402345 is 54320404311.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 7948970649 + 3391431696 = 89157^2 + 58236^2 .

It is not a de Polignac number, because 11340402345 - 2⁴ = 11340402329 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 126004426 + ... + 126004515.

It is an arithmetic number, because the mean of its divisors is an integer number (1638058123).

Almost surely, 2^11340402345 is an apocalyptic number.

11340402345 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11340402345 is a deficient number, since it is larger than the sum of its proper divisors (8316295131).

11340402345 is a wasteful number, since it uses less digits than its factorization.

11340402345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 252008952 (or 252008949 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

Adding to 11340402345 its reverse (54320404311), we get a palindrome (65660806656).

The spelling of 11340402345 in words is "eleven billion, three hundred forty million, four hundred two thousand, three hundred forty-five".