1233311255 has 32 divisors (see below), whose sum is σ = 1662916608. Its totient is φ = 877646880.

The previous prime is 1233311249. The next prime is 1233311263. The reversal of 1233311255 is 5521133321.

It is not a de Polignac number, because 1233311255 - 2²² = 1229116951 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 310814 + ... + 314756.

It is an arithmetic number, because the mean of its divisors is an integer number (51966144).

Almost surely, 2^1233311255 is an apocalyptic number.

1233311255 is a deficient number, since it is larger than the sum of its proper divisors (429605353).

1233311255 is an equidigital number, since it uses as much as digits as its factorization.

1233311255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4028 (or 4006 counting only the distinct ones).

The product of its digits is 2700, while the sum is 26.

The square root of 1233311255 is about 35118.5315040364. The cubic root of 1233311255 is about 1072.4018757477.

Adding to 1233311255 its reverse (5521133321), we get a palindrome (6754444576).

The spelling of 1233311255 in words is "one billion, two hundred thirty-three million, three hundred eleven thousand, two hundred fifty-five".