1051324321 has 8 divisors (see below), whose sum is σ = 1107243200. Its totient is φ = 995464080.

The previous prime is 1051324303. The next prime is 1051324331. The reversal of 1051324321 is 1234231501.

It is a happy number.

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 1051324321 - 2⁵ = 1051324289 is a prime.

It is a super-2 number, since 2×1051324321² = 2210565655852222082, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1051324292 and 1051324301.

It is not an unprimeable number, because it can be changed into a prime (1051324331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24916 + ... + 52186.

It is an arithmetic number, because the mean of its divisors is an integer number (138405400).

Almost surely, 2^1051324321 is an apocalyptic number.

It is an amenable number.

1051324321 is a deficient number, since it is larger than the sum of its proper divisors (55918879).

1051324321 is a wasteful number, since it uses less digits than its factorization.

1051324321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29319.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 1051324321 is about 32424.1317694090. The cubic root of 1051324321 is about 1016.8234900011.

Adding to 1051324321 its reverse (1234231501), we get a palindrome (2285555822).

The spelling of 1051324321 in words is "one billion, fifty-one million, three hundred twenty-four thousand, three hundred twenty-one".