1052987 has 8 divisors (see below), whose sum is σ = 1146096. Its totient is φ = 961632.

The previous prime is 1052981. The next prime is 1052993. The reversal of 1052987 is 7892501.

It is an interprime number because it is at equal distance from previous prime (1052981) and next prime (1052993).

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 1052987 - 2⁴ = 1052971 is a prime.

It is a super-2 number, since 2×1052987² = 2217563244338, 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 (1052981) 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, 1013 + ... + 1769.

It is an arithmetic number, because the mean of its divisors is an integer number (143262).

2^1052987 is an apocalyptic number.

1052987 is a deficient number, since it is larger than the sum of its proper divisors (93109).

1052987 is a wasteful number, since it uses less digits than its factorization.

1052987 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 877.

The product of its (nonzero) digits is 5040, while the sum is 32.

The square root of 1052987 is about 1026.1515482618. The cubic root of 1052987 is about 101.7359246206.

The spelling of 1052987 in words is "one million, fifty-two thousand, nine hundred eighty-seven".