1145264378 has 16 divisors (see below), whose sum is σ = 1751319360. Its totient is φ = 561592416.

The previous prime is 1145264377. The next prime is 1145264383. The reversal of 1145264378 is 8734625411.

It is not an unprimeable number, because it can be changed into a prime (1145264377) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2438 + ... + 47921.

It is an arithmetic number, because the mean of its divisors is an integer number (109457460).

Almost surely, 2^1145264378 is an apocalyptic number.

1145264378 is a deficient number, since it is larger than the sum of its proper divisors (606054982).

1145264378 is a wasteful number, since it uses less digits than its factorization.

1145264378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50581.

The product of its digits is 161280, while the sum is 41.

The square root of 1145264378 is about 33841.7549485839. The cubic root of 1145264378 is about 1046.2494697974.

Adding to 1145264378 its reverse (8734625411), we get a palindrome (9879889789).

The spelling of 1145264378 in words is "one billion, one hundred forty-five million, two hundred sixty-four thousand, three hundred seventy-eight".