1043220429 has 6 divisors (see below), whose sum is σ = 1506873966. Its totient is φ = 695480280.

The previous prime is 1043220397. The next prime is 1043220433. The reversal of 1043220429 is 9240223401.

1043220429 is a `hidden beast` number, since 1 + 0 + 432 + 204 + 29 = 666.

It can be written as a sum of positive squares in only one way, i.e., 912644100 + 130576329 = 30210^2 + 11427^2 .

It is not a de Polignac number, because 1043220429 - 2⁵ = 1043220397 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1043220229) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 57956682 + ... + 57956699.

It is an arithmetic number, because the mean of its divisors is an integer number (251145661).

Almost surely, 2^1043220429 is an apocalyptic number.

It is an amenable number.

1043220429 is a deficient number, since it is larger than the sum of its proper divisors (463653537).

1043220429 is a wasteful number, since it uses less digits than its factorization.

1043220429 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115913387 (or 115913384 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The square root of 1043220429 is about 32298.9230315811. The cubic root of 1043220429 is about 1014.2040980105.

The spelling of 1043220429 in words is "one billion, forty-three million, two hundred twenty thousand, four hundred twenty-nine".