1145895927 has 16 divisors (see below), whose sum is σ = 1667543808. Its totient is φ = 694154880.

The previous prime is 1145895917. The next prime is 1145895943. The reversal of 1145895927 is 7295985411.

It is not a de Polignac number, because 1145895927 - 2²⁶ = 1078787063 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1145895927.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1145895917) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 75663 + ... + 89535.

It is an arithmetic number, because the mean of its divisors is an integer number (104221488).

Almost surely, 2^1145895927 is an apocalyptic number.

1145895927 is a deficient number, since it is larger than the sum of its proper divisors (521647881).

1145895927 is a wasteful number, since it uses less digits than its factorization.

1145895927 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16390.

The product of its digits is 907200, while the sum is 51.

The square root of 1145895927 is about 33851.0845764209. The cubic root of 1145895927 is about 1046.4417504036.

The spelling of 1145895927 in words is "one billion, one hundred forty-five million, eight hundred ninety-five thousand, nine hundred twenty-seven".