1010159943 has 8 divisors (see below), whose sum is σ = 1450486128. Its totient is φ = 621636864.

The previous prime is 1010159933. The next prime is 1010159959. The reversal of 1010159943 is 3499510101.

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

It is not a de Polignac number, because 1010159943 - 2¹² = 1010155847 is a prime.

It is a super-2 number, since 2×1010159943² = 2040846220883526498, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1010159923) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12950730 + ... + 12950807.

It is an arithmetic number, because the mean of its divisors is an integer number (181310766).

Almost surely, 2^1010159943 is an apocalyptic number.

1010159943 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1010159943 is a deficient number, since it is larger than the sum of its proper divisors (440326185).

1010159943 is a wasteful number, since it uses less digits than its factorization.

1010159943 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25901553.

The product of its (nonzero) digits is 4860, while the sum is 33.

The square root of 1010159943 is about 31783.0134348523. The cubic root of 1010159943 is about 1003.3752425869.

The spelling of 1010159943 in words is "one billion, ten million, one hundred fifty-nine thousand, nine hundred forty-three".