1145450256 has 40 divisors (see below), whose sum is σ = 2960938464. Its totient is φ = 381576960.

The previous prime is 1145450239. The next prime is 1145450261. The reversal of 1145450256 is 6520545411.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 80340 + ... + 93516.

Almost surely, 2^1145450256 is an apocalyptic number.

1145450256 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1145450256 is an abundant number, since it is smaller than the sum of its proper divisors (1815488208).

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

1145450256 is a wasteful number, since it uses less digits than its factorization.

1145450256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14999 (or 14993 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 33.

The square root of 1145450256 is about 33844.5011190888. The cubic root of 1145450256 is about 1046.3060693164.

Adding to 1145450256 its reverse (6520545411), we get a palindrome (7665995667).

The spelling of 1145450256 in words is "one billion, one hundred forty-five million, four hundred fifty thousand, two hundred fifty-six".