1255332111 has 16 divisors (see below), whose sum is σ = 1905327360. Its totient is φ = 727728320.

The previous prime is 1255332097. The next prime is 1255332119. The reversal of 1255332111 is 1112335521.

1255332111 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1255332111 - 2⁵ = 1255332079 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1255332119) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 826206 + ... + 827723.

It is an arithmetic number, because the mean of its divisors is an integer number (119082960).

Almost surely, 2^1255332111 is an apocalyptic number.

1255332111 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1255332111 is a deficient number, since it is larger than the sum of its proper divisors (649995249).

1255332111 is a wasteful number, since it uses less digits than its factorization.

1255332111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1653966.

The product of its digits is 900, while the sum is 24.

The square root of 1255332111 is about 35430.6662511446. Note that the first 3 decimals coincide. The cubic root of 1255332111 is about 1078.7468635777.

Adding to 1255332111 its reverse (1112335521), we get a palindrome (2367667632).

The spelling of 1255332111 in words is "one billion, two hundred fifty-five million, three hundred thirty-two thousand, one hundred eleven".