1255542452 has 6 divisors (see below), whose sum is σ = 2197199298. Its totient is φ = 627771224.

The previous prime is 1255542451. The next prime is 1255542481. The reversal of 1255542452 is 2542455521.

It can be written as a sum of positive squares in only one way, i.e., 1062499216 + 193043236 = 32596^2 + 13894^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1255542451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156942803 + ... + 156942810.

It is an arithmetic number, because the mean of its divisors is an integer number (366199883).

Almost surely, 2^1255542452 is an apocalyptic number.

It is an amenable number.

1255542452 is a deficient number, since it is larger than the sum of its proper divisors (941656846).

1255542452 is a wasteful number, since it uses less digits than its factorization.

1255542452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 313885617 (or 313885615 counting only the distinct ones).

The product of its digits is 80000, while the sum is 35.

The square root of 1255542452 is about 35433.6344734773. The cubic root of 1255542452 is about 1078.8071111196.

Adding to 1255542452 its reverse (2542455521), we get a palindrome (3797997973).

The spelling of 1255542452 in words is "one billion, two hundred fifty-five million, five hundred forty-two thousand, four hundred fifty-two".