1255321254 has 32 divisors (see below), whose sum is σ = 2827238400. Its totient is φ = 368128800.

The previous prime is 1255321247. The next prime is 1255321339. The reversal of 1255321254 is 4521235521.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 304729 + ... + 308820.

It is an arithmetic number, because the mean of its divisors is an integer number (88351200).

Almost surely, 2^1255321254 is an apocalyptic number.

1255321254 is an abundant number, since it is smaller than the sum of its proper divisors (1571917146).

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

1255321254 is a wasteful number, since it uses less digits than its factorization.

1255321254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 613596.

The product of its digits is 12000, while the sum is 30.

The square root of 1255321254 is about 35430.5130360823. The cubic root of 1255321254 is about 1078.7437536467.

Adding to 1255321254 its reverse (4521235521), we get a palindrome (5776556775).

The spelling of 1255321254 in words is "one billion, two hundred fifty-five million, three hundred twenty-one thousand, two hundred fifty-four".