1255511032 has 32 divisors (see below), whose sum is σ = 2520000000. Its totient is φ = 584631648.

The previous prime is 1255511003. The next prime is 1255511039. The reversal of 1255511032 is 2301155521.

It is a junction number, because it is equal to n+sod(n) for n = 1255510988 and 1255511006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1255511039) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61032 + ... + 78967.

It is an arithmetic number, because the mean of its divisors is an integer number (78750000).

Almost surely, 2^1255511032 is an apocalyptic number.

It is an amenable number.

1255511032 is an abundant number, since it is smaller than the sum of its proper divisors (1264488968).

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

1255511032 is a wasteful number, since it uses less digits than its factorization.

1255511032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140083 (or 140079 counting only the distinct ones).

The product of its (nonzero) digits is 1500, while the sum is 25.

The square root of 1255511032 is about 35433.1911066446. The cubic root of 1255511032 is about 1078.7981119808.

Adding to 1255511032 its reverse (2301155521), we get a palindrome (3556666553).

The spelling of 1255511032 in words is "one billion, two hundred fifty-five million, five hundred eleven thousand, thirty-two".