124161837497 has 4 divisors (see below), whose sum is σ = 125862684660. Its totient is φ = 122460990336.

The previous prime is 124161837473. The next prime is 124161837521. The reversal of 124161837497 is 794738161421.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (124161837473) and next prime (124161837521).

It can be written as a sum of positive squares in 2 ways, for example, as 29899943056 + 94261894441 = 172916^2 + 307021^2 .

It is a cyclic number.

It is not a de Polignac number, because 124161837497 - 2¹⁶ = 124161771961 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (124161837407) 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, 850423472 + ... + 850423617.

It is an arithmetic number, because the mean of its divisors is an integer number (31465671165).

Almost surely, 2^124161837497 is an apocalyptic number.

It is an amenable number.

124161837497 is a deficient number, since it is larger than the sum of its proper divisors (1700847163).

124161837497 is an equidigital number, since it uses as much as digits as its factorization.

124161837497 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1700847162.

The product of its digits is 2032128, while the sum is 53.

The spelling of 124161837497 in words is "one hundred twenty-four billion, one hundred sixty-one million, eight hundred thirty-seven thousand, four hundred ninety-seven".