1043158144 has 64 divisors (see below), whose sum is σ = 2396298240. Its totient is φ = 443068416.

The previous prime is 1043158099. The next prime is 1043158157. The reversal of 1043158144 is 4418513401.

It is a tau number, because it is divible by the number of its divisors (64).

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 96097 + ... + 106399.

It is an arithmetic number, because the mean of its divisors is an integer number (37442160).

Almost surely, 2^1043158144 is an apocalyptic number.

1043158144 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1043158144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1198149120).

1043158144 is an abundant number, since it is smaller than the sum of its proper divisors (1353140096).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1043158144 is a wasteful number, since it uses less digits than its factorization.

1043158144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10437 (or 10425 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 31.

The square root of 1043158144 is about 32297.9588209534. The cubic root of 1043158144 is about 1014.1839134110.

The spelling of 1043158144 in words is "one billion, forty-three million, one hundred fifty-eight thousand, one hundred forty-four".