1020124255 has 8 divisors (see below), whose sum is σ = 1224363600. Its totient is φ = 815956416.

The previous prime is 1020124249. The next prime is 1020124283. The reversal of 1020124255 is 5524210201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1020124255 - 2³ = 1020124247 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21336 + ... + 49954.

It is an arithmetic number, because the mean of its divisors is an integer number (153045450).

Almost surely, 2^1020124255 is an apocalyptic number.

1020124255 is a deficient number, since it is larger than the sum of its proper divisors (204239345).

1020124255 is an equidigital number, since it uses as much as digits as its factorization.

1020124255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35753.

The product of its (nonzero) digits is 800, while the sum is 22.

The square root of 1020124255 is about 31939.3840735854. The cubic root of 1020124255 is about 1006.6635830327.

Adding to 1020124255 its reverse (5524210201), we get a palindrome (6544334456).

The spelling of 1020124255 in words is "one billion, twenty million, one hundred twenty-four thousand, two hundred fifty-five".