1444382953 has 16 divisors (see below), whose sum is σ = 1584253440. Its totient is φ = 1308691584.

The previous prime is 1444382941. The next prime is 1444382963. The reversal of 1444382953 is 3592834441.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1444382953 is a prime.

It is a super-2 number, since 2×1444382953² = 4172484229834000418, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1444382923) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 791400 + ... + 793222.

It is an arithmetic number, because the mean of its divisors is an integer number (99015840).

Almost surely, 2^1444382953 is an apocalyptic number.

1444382953 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1444382953 is a deficient number, since it is larger than the sum of its proper divisors (139870487).

1444382953 is a wasteful number, since it uses less digits than its factorization.

1444382953 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2928.

The product of its digits is 414720, while the sum is 43.

The square root of 1444382953 is about 38005.0385212277. The cubic root of 1444382953 is about 1130.3877733035.

The spelling of 1444382953 in words is "one billion, four hundred forty-four million, three hundred eighty-two thousand, nine hundred fifty-three".