1145640314 has 32 divisors (see below), whose sum is σ = 2164229760. Its totient is φ = 442677312.

The previous prime is 1145640311. The next prime is 1145640337. The reversal of 1145640314 is 4130465411.

It is not an unprimeable number, because it can be changed into a prime (1145640311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 65369 + ... + 81020.

It is an arithmetic number, because the mean of its divisors is an integer number (67632180).

Almost surely, 2^1145640314 is an apocalyptic number.

1145640314 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1145640314 is a deficient number, since it is larger than the sum of its proper divisors (1018589446).

1145640314 is a wasteful number, since it uses less digits than its factorization.

1145640314 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146454.

The product of its (nonzero) digits is 5760, while the sum is 29.

The square root of 1145640314 is about 33847.3088147344. The cubic root of 1145640314 is about 1046.3639353070.

The spelling of 1145640314 in words is "one billion, one hundred forty-five million, six hundred forty thousand, three hundred fourteen".