124820070 has 16 divisors (see below), whose sum is σ = 299568240. Its totient is φ = 33285344.

The previous prime is 124820039. The next prime is 124820071. The reversal of 124820070 is 70028421.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 124820070.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (124820071) 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, 2080305 + ... + 2080364.

It is an arithmetic number, because the mean of its divisors is an integer number (18723015).

Almost surely, 2^124820070 is an apocalyptic number.

124820070 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

124820070 is an abundant number, since it is smaller than the sum of its proper divisors (174748170).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

124820070 is a wasteful number, since it uses less digits than its factorization.

124820070 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4160679.

The product of its (nonzero) digits is 896, while the sum is 24.

The square root of 124820070 is about 11172.2902754986. The cubic root of 124820070 is about 499.7599781308.

Adding to 124820070 its reverse (70028421), we get a palindrome (194848491).

The spelling of 124820070 in words is "one hundred twenty-four million, eight hundred twenty thousand, seventy".