124709697311 has 4 divisors (see below), whose sum is σ = 124745733624. Its totient is φ = 124673661000.

The previous prime is 124709697293. The next prime is 124709697341. The reversal of 124709697311 is 113796907421.

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 124709697311 - 2¹⁸ = 124709435167 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 124709697311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (124709697341) 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, 18012965 + ... + 18019886.

It is an arithmetic number, because the mean of its divisors is an integer number (31186433406).

Almost surely, 2^124709697311 is an apocalyptic number.

124709697311 is a deficient number, since it is larger than the sum of its proper divisors (36036313).

124709697311 is an equidigital number, since it uses as much as digits as its factorization.

124709697311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36036312.

The product of its (nonzero) digits is 571536, while the sum is 50.

The spelling of 124709697311 in words is "one hundred twenty-four billion, seven hundred nine million, six hundred ninety-seven thousand, three hundred eleven".