1061409 has 16 divisors (see below), whose sum is σ = 1488384. Its totient is φ = 672000.

The previous prime is 1061407. The next prime is 1061413. The reversal of 1061409 is 9041601.

It is not a de Polignac number, because 1061409 - 2¹ = 1061407 is a prime.

It is a super-2 number, since 2×1061409² = 2253178130562, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1061407) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9337 + ... + 9449.

It is an arithmetic number, because the mean of its divisors is an integer number (93024).

2^1061409 is an apocalyptic number.

It is an amenable number.

1061409 is a deficient number, since it is larger than the sum of its proper divisors (426975).

1061409 is a wasteful number, since it uses less digits than its factorization.

1061409 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 248.

The product of its (nonzero) digits is 216, while the sum is 21.

The square root of 1061409 is about 1030.2470577488. The cubic root of 1061409 is about 102.0064394243.

The spelling of 1061409 in words is "one million, sixty-one thousand, four hundred nine".