1065994429 has 8 divisors (see below), whose sum is σ = 1070708600. Its totient is φ = 1061289216.

The previous prime is 1065994417. The next prime is 1065994463. The reversal of 1065994429 is 9244995601.

It can be written as a sum of positive squares in 4 ways, for example, as 220522500 + 845471929 = 14850^2 + 29077^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 1065994429 - 2¹⁹ = 1065470141 is a prime.

It is a super-2 number, since 2×1065994429² = 2272688245318072082, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1065994529) 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, 348097 + ... + 351145.

It is an arithmetic number, because the mean of its divisors is an integer number (133838575).

Almost surely, 2^1065994429 is an apocalyptic number.

It is an amenable number.

1065994429 is a deficient number, since it is larger than the sum of its proper divisors (4714171).

1065994429 is a wasteful number, since it uses less digits than its factorization.

1065994429 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4479.

The product of its (nonzero) digits is 699840, while the sum is 49.

The square root of 1065994429 is about 32649.5701196815. The cubic root of 1065994429 is about 1021.5312222244.

The spelling of 1065994429 in words is "one billion, sixty-five million, nine hundred ninety-four thousand, four hundred twenty-nine".