1144644010 has 8 divisors (see below), whose sum is σ = 2060359236. Its totient is φ = 457857600.

The previous prime is 1144643971. The next prime is 1144644019. The reversal of 1144644010 is 104464411.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1141831681 + 2812329 = 33791^2 + 1677^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (1144644019) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 57232191 + ... + 57232210.

Almost surely, 2^1144644010 is an apocalyptic number.

1144644010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1144644010 is a deficient number, since it is larger than the sum of its proper divisors (915715226).

1144644010 is a wasteful number, since it uses less digits than its factorization.

1144644010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114464408.

The product of its (nonzero) digits is 1536, while the sum is 25.

The square root of 1144644010 is about 33832.5879885060. The cubic root of 1144644010 is about 1046.0605245101.

The spelling of 1144644010 in words is "one billion, one hundred forty-four million, six hundred forty-four thousand, ten".