1051355 has 8 divisors (see below), whose sum is σ = 1295952. Its totient is φ = 818208.

The previous prime is 1051333. The next prime is 1051373. The reversal of 1051355 is 5531501.

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 1051355 - 2⁶ = 1051291 is a prime.

It is a super-2 number, since 2×1051355² = 2210694672050, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2657 + ... + 3026.

It is an arithmetic number, because the mean of its divisors is an integer number (161994).

2^1051355 is an apocalyptic number.

1051355 is a deficient number, since it is larger than the sum of its proper divisors (244597).

1051355 is an equidigital number, since it uses as much as digits as its factorization.

1051355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5725.

The product of its (nonzero) digits is 375, while the sum is 20.

The square root of 1051355 is about 1025.3560357261. The cubic root of 1051355 is about 101.6833380645.

Adding to 1051355 its reverse (5531501), we get a palindrome (6582856).

The spelling of 1051355 in words is "one million, fifty-one thousand, three hundred fifty-five".