1012501255 has 8 divisors (see below), whose sum is σ = 1215846432. Its totient is φ = 809437728.

The previous prime is 1012501247. The next prime is 1012501297. The reversal of 1012501255 is 5521052101.

It is a happy number.

1012501255 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 1012501255 - 2³ = 1012501247 is a prime.

It is a Duffinian number.

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, 62419 + ... + 76948.

It is an arithmetic number, because the mean of its divisors is an integer number (151980804).

Almost surely, 2^1012501255 is an apocalyptic number.

1012501255 is a deficient number, since it is larger than the sum of its proper divisors (203345177).

1012501255 is a wasteful number, since it uses less digits than its factorization.

1012501255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140825.

The product of its (nonzero) digits is 500, while the sum is 22.

The square root of 1012501255 is about 31819.8248738110. The cubic root of 1012501255 is about 1004.1498400062.

Adding to 1012501255 its reverse (5521052101), we get a palindrome (6533553356).

The spelling of 1012501255 in words is "one billion, twelve million, five hundred one thousand, two hundred fifty-five".