1052147 has 8 divisors (see below), whose sum is σ = 1134000. Its totient is φ = 972544.

The previous prime is 1052141. The next prime is 1052179. The reversal of 1052147 is 7412501.

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 1052147 - 2⁶ = 1052083 is a prime.

It is a super-2 number, since 2×1052147² = 2214026619218, which contains 22 as substring.

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

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1052141) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 479 + ... + 1527.

It is an arithmetic number, because the mean of its divisors is an integer number (141750).

2^1052147 is an apocalyptic number.

1052147 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

1052147 is a deficient number, since it is larger than the sum of its proper divisors (81853).

1052147 is a wasteful number, since it uses less digits than its factorization.

1052147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1125.

The product of its (nonzero) digits is 280, while the sum is 20.

The square root of 1052147 is about 1025.7421703333. The cubic root of 1052147 is about 101.7088648022.

Adding to 1052147 its reverse (7412501), we get a palindrome (8464648).

The spelling of 1052147 in words is "one million, fifty-two thousand, one hundred forty-seven".