124340311 has 4 divisors (see below), whose sum is σ = 124367152. Its totient is φ = 124313472.

The previous prime is 124340309. The next prime is 124340327. The reversal of 124340311 is 113043421.

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 124340311 - 2¹ = 124340309 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 (124340611) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4491 + ... + 16396.

It is an arithmetic number, because the mean of its divisors is an integer number (31091788).

Almost surely, 2^124340311 is an apocalyptic number.

124340311 is a deficient number, since it is larger than the sum of its proper divisors (26841).

124340311 is an equidigital number, since it uses as much as digits as its factorization.

124340311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26840.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 124340311 is about 11150.7986709473. The cubic root of 124340311 is about 499.1188627732.

Adding to 124340311 its reverse (113043421), we get a palindrome (237383732).

The spelling of 124340311 in words is "one hundred twenty-four million, three hundred forty thousand, three hundred eleven".