1255451016 has 16 divisors (see below), whose sum is σ = 3138627600. Its totient is φ = 418483664.

The previous prime is 1255450993. The next prime is 1255451017. The reversal of 1255451016 is 6101545521.

It is not an unprimeable number, because it can be changed into a prime (1255451017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26155206 + ... + 26155253.

It is an arithmetic number, because the mean of its divisors is an integer number (196164225).

Almost surely, 2^1255451016 is an apocalyptic number.

It is an amenable number.

1255451016 is an abundant number, since it is smaller than the sum of its proper divisors (1883176584).

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

1255451016 is a wasteful number, since it uses less digits than its factorization.

1255451016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52310468 (or 52310464 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 30.

The square root of 1255451016 is about 35432.3442069531. The cubic root of 1255451016 is about 1078.7809221202.

Adding to 1255451016 its reverse (6101545521), we get a palindrome (7356996537).

The spelling of 1255451016 in words is "one billion, two hundred fifty-five million, four hundred fifty-one thousand, sixteen".