1144555670 has 32 divisors (see below), whose sum is σ = 2190359232. Its totient is φ = 429649792.

The previous prime is 1144555663. The next prime is 1144555747. The reversal of 1144555670 is 765554411.

It is a super-3 number, since 3×1144555670³ (a number of 28 digits) contains 333 as substring.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 34757 + ... + 59136.

It is an arithmetic number, because the mean of its divisors is an integer number (68448726).

Almost surely, 2^1144555670 is an apocalyptic number.

1144555670 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1144555670 is a deficient number, since it is larger than the sum of its proper divisors (1045803562).

1144555670 is a wasteful number, since it uses less digits than its factorization.

1144555670 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93976.

The product of its (nonzero) digits is 84000, while the sum is 38.

The square root of 1144555670 is about 33831.2824173131. The cubic root of 1144555670 is about 1046.0336132715.

The spelling of 1144555670 in words is "one billion, one hundred forty-four million, five hundred fifty-five thousand, six hundred seventy".