1145412255 has 32 divisors (see below), whose sum is σ = 1988743680. Its totient is φ = 559578240.

The previous prime is 1145412227. The next prime is 1145412277. The reversal of 1145412255 is 5522145411.

It is not a de Polignac number, because 1145412255 - 2⁷ = 1145412127 is a prime.

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, 3126 + ... + 47964.

It is an arithmetic number, because the mean of its divisors is an integer number (62148240).

Almost surely, 2^1145412255 is an apocalyptic number.

1145412255 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1145412255 is a deficient number, since it is larger than the sum of its proper divisors (843331425).

1145412255 is a wasteful number, since it uses less digits than its factorization.

1145412255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44991.

The product of its digits is 8000, while the sum is 30.

The square root of 1145412255 is about 33843.9397086096. The cubic root of 1145412255 is about 1046.2944985777.

Adding to 1145412255 its reverse (5522145411), we get a palindrome (6667557666).

The spelling of 1145412255 in words is "one billion, one hundred forty-five million, four hundred twelve thousand, two hundred fifty-five".