1145002 has 8 divisors (see below), whose sum is σ = 1764036. Its totient is φ = 556992.

The previous prime is 1144993. The next prime is 1145003. The reversal of 1145002 is 2005411.

It can be written as a sum of positive squares in 2 ways, for example, as 1104601 + 40401 = 1051^2 + 201^2 .

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

It is a super-2 number, since 2×1145002² = 2622059160008, which contains 22 as substring.

It is a plaindrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (1145003) 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, 7663 + ... + 7810.

2^1145002 is an apocalyptic number.

1145002 is a deficient number, since it is larger than the sum of its proper divisors (619034).

1145002 is a wasteful number, since it uses less digits than its factorization.

1145002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15512.

The product of its (nonzero) digits is 40, while the sum is 13.

The square root of 1145002 is about 1070.0476624899. The cubic root of 1145002 is about 104.6169565741.

The spelling of 1145002 in words is "one million, one hundred forty-five thousand, two".