1045255311 has 12 divisors (see below), whose sum is σ = 1523175888. Its totient is φ = 690669504.

The previous prime is 1045255307. The next prime is 1045255361. The reversal of 1045255311 is 1135525401.

1045255311 is a `hidden beast` number, since 104 + 5 + 2 + 553 + 1 + 1 = 666.

It is not a de Polignac number, because 1045255311 - 2² = 1045255307 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1045255361) 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 11 ways as a sum of consecutive naturals, for example, 512875 + ... + 514908.

It is an arithmetic number, because the mean of its divisors is an integer number (126931324).

Almost surely, 2^1045255311 is an apocalyptic number.

1045255311 is a deficient number, since it is larger than the sum of its proper divisors (477920577).

1045255311 is a wasteful number, since it uses less digits than its factorization.

1045255311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1027902 (or 1027899 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 27.

The square root of 1045255311 is about 32330.4084570548. The cubic root of 1045255311 is about 1014.8630975215.

The spelling of 1045255311 in words is "one billion, forty-five million, two hundred fifty-five thousand, three hundred eleven".