1034220509 has 24 divisors (see below), whose sum is σ = 1227637728. Its totient is φ = 868523040.

The previous prime is 1034220443. The next prime is 1034220511. The reversal of 1034220509 is 9050224301.

It is not a de Polignac number, because 1034220509 - 2²⁰ = 1033171933 is a prime.

It is a super-2 number, since 2×1034220509² = 2139224122472438162, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1034220529) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 691967 + ... + 693459.

It is an arithmetic number, because the mean of its divisors is an integer number (51151572).

Almost surely, 2^1034220509 is an apocalyptic number.

It is an amenable number.

1034220509 is a deficient number, since it is larger than the sum of its proper divisors (193417219).

1034220509 is a wasteful number, since it uses less digits than its factorization.

1034220509 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1785 (or 1778 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 1034220509 is about 32159.2989506923. The cubic root of 1034220509 is about 1011.2791390488.

The spelling of 1034220509 in words is "one billion, thirty-four million, two hundred twenty thousand, five hundred nine".