1056351 has 8 divisors (see below), whose sum is σ = 1415680. Its totient is φ = 700632.

The previous prime is 1056347. The next prime is 1056353. The reversal of 1056351 is 1536501.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1056351 - 2² = 1056347 is a prime.

It is a super-2 number, since 2×1056351² = 2231754870402, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1056353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 121 + ... + 1458.

It is an arithmetic number, because the mean of its divisors is an integer number (176960).

2^1056351 is an apocalyptic number.

1056351 is a deficient number, since it is larger than the sum of its proper divisors (359329).

1056351 is a wasteful number, since it uses less digits than its factorization.

1056351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1805.

The product of its (nonzero) digits is 450, while the sum is 21.

The square root of 1056351 is about 1027.7893753099. The cubic root of 1056351 is about 101.8441487622.

The spelling of 1056351 in words is "one million, fifty-six thousand, three hundred fifty-one".