1255053016 has 48 divisors (see below), whose sum is σ = 2856942000. Its totient is φ = 506233344.

The previous prime is 1255052993. The next prime is 1255053077. The reversal of 1255053016 is 6103505521.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 22591 + ... + 54958.

It is an arithmetic number, because the mean of its divisors is an integer number (59519625).

Almost surely, 2^1255053016 is an apocalyptic number.

It is an amenable number.

1255053016 is an abundant number, since it is smaller than the sum of its proper divisors (1601888984).

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

1255053016 is a wasteful number, since it uses less digits than its factorization.

1255053016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77596 (or 77575 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 28.

The square root of 1255053016 is about 35426.7274243614. The cubic root of 1255053016 is about 1078.6669125782. Note that the first 3 decimals are identical.

Adding to 1255053016 its reverse (6103505521), we get a palindrome (7358558537).

The spelling of 1255053016 in words is "one billion, two hundred fifty-five million, fifty-three thousand, sixteen".