70881003 has 6 divisors (see below), whose sum is σ = 102383684. Its totient is φ = 47253996.

The previous prime is 70880969. The next prime is 70881049. The reversal of 70881003 is 30018807.

It is not a de Polignac number, because 70881003 - 2¹⁰ = 70879979 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (70881103) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3937825 + ... + 3937842.

Almost surely, 2^70881003 is an apocalyptic number.

70881003 is a deficient number, since it is larger than the sum of its proper divisors (31502681).

70881003 is a wasteful number, since it uses less digits than its factorization.

70881003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7875673 (or 7875670 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 27.

The square root of 70881003 is about 8419.0856391891. The cubic root of 70881003 is about 413.8503099522.

The spelling of 70881003 in words is "seventy million, eight hundred eighty-one thousand, three".