1051329 has 4 divisors (see below), whose sum is σ = 1401776. Its totient is φ = 700884.

The previous prime is 1051319. The next prime is 1051333. The reversal of 1051329 is 9231501.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 1051329 - 2⁴ = 1051313 is a prime.

It is a super-2 number, since 2×1051329² = 2210585332482, which contains 22 as substring.

It is an Ulam number.

It is a D-number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1051319) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 175219 + ... + 175224.

It is an arithmetic number, because the mean of its divisors is an integer number (350444).

2^1051329 is an apocalyptic number.

It is an amenable number.

1051329 is a deficient number, since it is larger than the sum of its proper divisors (350447).

1051329 is an equidigital number, since it uses as much as digits as its factorization.

1051329 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 350446.

The product of its (nonzero) digits is 270, while the sum is 21.

The square root of 1051329 is about 1025.3433571248. The cubic root of 1051329 is about 101.6824998483.

The spelling of 1051329 in words is "one million, fifty-one thousand, three hundred twenty-nine".