70513003 has 8 divisors (see below), whose sum is σ = 79405056. Its totient is φ = 62034600.

The previous prime is 70512997. The next prime is 70513013. The reversal of 70513003 is 30031507.

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 70513003 - 2¹⁷ = 70381931 is a prime.

It is a super-3 number, since 3×70513003³ (a number of 25 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (70513013) 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, 103051 + ... + 103732.

It is an arithmetic number, because the mean of its divisors is an integer number (9925632).

Almost surely, 2^70513003 is an apocalyptic number.

70513003 is a deficient number, since it is larger than the sum of its proper divisors (8892053).

70513003 is a wasteful number, since it uses less digits than its factorization.

70513003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 206825.

The product of its (nonzero) digits is 315, while the sum is 19.

The square root of 70513003 is about 8397.2020935547. The cubic root of 70513003 is about 413.1328575296.

The spelling of 70513003 in words is "seventy million, five hundred thirteen thousand, three".