1034120643 has 8 divisors (see below), whose sum is σ = 1388082000. Its totient is φ = 684786528.

The previous prime is 1034120623. The next prime is 1034120651. The reversal of 1034120643 is 3460214301.

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

It is not a de Polignac number, because 1034120643 - 2⁵ = 1034120611 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1034120623) 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, 1156288 + ... + 1157181.

It is an arithmetic number, because the mean of its divisors is an integer number (173510250).

Almost surely, 2^1034120643 is an apocalyptic number.

1034120643 is a deficient number, since it is larger than the sum of its proper divisors (353961357).

1034120643 is a wasteful number, since it uses less digits than its factorization.

1034120643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2313621.

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 1034120643 is about 32157.7462363269. The cubic root of 1034120643 is about 1011.2465877529.

Adding to 1034120643 its reverse (3460214301), we get a palindrome (4494334944).

The spelling of 1034120643 in words is "one billion, thirty-four million, one hundred twenty thousand, six hundred forty-three".