1011429 has 12 divisors (see below), whose sum is σ = 1497132. Its totient is φ = 657600.

The previous prime is 1011407. The next prime is 1011431. The reversal of 1011429 is 9241101.

It can be written as a sum of positive squares in 2 ways, for example, as 152100 + 859329 = 390^2 + 927^2 .

It is not a de Polignac number, because 1011429 - 2⁵ = 1011397 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1011029) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1002 + ... + 1739.

It is an arithmetic number, because the mean of its divisors is an integer number (124761).

2^1011429 is an apocalyptic number.

It is an amenable number.

1011429 is a deficient number, since it is larger than the sum of its proper divisors (485703).

1011429 is a wasteful number, since it uses less digits than its factorization.

1011429 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2788 (or 2785 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

The square root of 1011429 is about 1005.6982648886. The cubic root of 1011429 is about 100.3795244563.

The spelling of 1011429 in words is "one million, eleven thousand, four hundred twenty-nine".