70011 has 8 divisors (see below), whose sum is σ = 103760. Its totient is φ = 46656.

The previous prime is 70009. The next prime is 70019. The reversal of 70011 is 11007.

It is not a de Polignac number, because 70011 - 2¹ = 70009 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is an Ulam number.

It is a Duffinian number.

70011 is a modest number, since divided by 11 gives 7 as remainder.

It is a plaindrome in base 16.

It is a junction number, because it is equal to n+sod(n) for n = 69975 and 70002.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 70011.

It is not an unprimeable number, because it can be changed into a prime (70019) 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, 1270 + ... + 1323.

It is an arithmetic number, because the mean of its divisors is an integer number (12970).

2⁷⁰⁰¹¹ is an apocalyptic number.

70011 is a deficient number, since it is larger than the sum of its proper divisors (33749).

70011 is a wasteful number, since it uses less digits than its factorization.

70011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2602 (or 2596 counting only the distinct ones).

The product of its (nonzero) digits is 7, while the sum is 9.

The square root of 70011 is about 264.5959183359. The cubic root of 70011 is about 41.2150116535.

Adding to 70011 its reverse (11007), we get a palindrome (81018).

The spelling of 70011 in words is "seventy thousand, eleven", and thus it is an iban number.