1053667 has 4 divisors (see below), whose sum is σ = 1061496. Its totient is φ = 1045840.

The previous prime is 1053617. The next prime is 1053691. The reversal of 1053667 is 7663501.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1053667 - 2⁷ = 1053539 is a prime.

It is a super-2 number, since 2×1053667² = 2220428293778, which contains 22 as substring.

It is a Duffinian number.

1053667 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (1053617) 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, 3709 + ... + 3982.

It is an arithmetic number, because the mean of its divisors is an integer number (265374).

2^1053667 is an apocalyptic number.

1053667 is a deficient number, since it is larger than the sum of its proper divisors (7829).

1053667 is an equidigital number, since it uses as much as digits as its factorization.

1053667 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7828.

The product of its (nonzero) digits is 3780, while the sum is 28.

The square root of 1053667 is about 1026.4828298613. The cubic root of 1053667 is about 101.7578196495.

The spelling of 1053667 in words is "one million, fifty-three thousand, six hundred sixty-seven".