4151448381 has 16 divisors (see below), whose sum is σ = 5602976064. Its totient is φ = 2733924864.

The previous prime is 4151448361. The next prime is 4151448401. The reversal of 4151448381 is 1838441514.

It is an interprime number because it is at equal distance from previous prime (4151448361) and next prime (4151448401).

It is not a de Polignac number, because 4151448381 - 2¹¹ = 4151446333 is a prime.

It is a super-2 number, since 2×4151448381² = 34469047320215042322, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4151448311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 94995 + ... + 131631.

It is an arithmetic number, because the mean of its divisors is an integer number (350186004).

Almost surely, 2^4151448381 is an apocalyptic number.

It is an amenable number.

4151448381 is a deficient number, since it is larger than the sum of its proper divisors (1451527683).

4151448381 is a wasteful number, since it uses less digits than its factorization.

4151448381 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37100.

The product of its digits is 61440, while the sum is 39.

The square root of 4151448381 is about 64431.7342696904. The cubic root of 4151448381 is about 1607.1875052835.

Adding to 4151448381 its reverse (1838441514), we get a palindrome (5989889895).

The spelling of 4151448381 in words is "four billion, one hundred fifty-one million, four hundred forty-eight thousand, three hundred eighty-one".