1056347 has 2 divisors, whose sum is σ = 1056348. Its totient is φ = 1056346.

The previous prime is 1056323. The next prime is 1056353. The reversal of 1056347 is 7436501.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1056347 - 2¹⁸ = 794203 is a prime.

It is a super-2 number, since 2×1056347² = 2231737968818, which contains 22 as substring.

It is a Chen prime.

It is an alternating number because its digits alternate between odd and even.

It is equal to p₈₂₅₇₄ and since 1056347 and 82574 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (1056317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 528173 + 528174.

It is an arithmetic number, because the mean of its divisors is an integer number (528174).

2^1056347 is an apocalyptic number.

1056347 is a deficient number, since it is larger than the sum of its proper divisors (1).

1056347 is an equidigital number, since it uses as much as digits as its factorization.

1056347 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2520, while the sum is 26.

The square root of 1056347 is about 1027.7874293841. The cubic root of 1056347 is about 101.8440202137.

It can be divided in two parts, 105 and 6347, that multiplied together give a triangular number (666435 = T₁₁₅₄).

The spelling of 1056347 in words is "one million, fifty-six thousand, three hundred forty-seven".