70403001 has 12 divisors (see below), whose sum is σ = 99718512. Its totient is φ = 44173888.

The previous prime is 70402993. The next prime is 70403009. The reversal of 70403001 is 10030407.

It is an interprime number because it is at equal distance from previous prime (70402993) and next prime (70403009).

It is not a de Polignac number, because 70403001 - 2³ = 70402993 is a prime.

It is not an unprimeable number, because it can be changed into a prime (70403009) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 39735 + ... + 41468.

It is an arithmetic number, because the mean of its divisors is an integer number (8309876).

Almost surely, 2^70403001 is an apocalyptic number.

It is an amenable number.

70403001 is a deficient number, since it is larger than the sum of its proper divisors (29315511).

70403001 is a wasteful number, since it uses less digits than its factorization.

70403001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81240 (or 81223 counting only the distinct ones).

The product of its (nonzero) digits is 84, while the sum is 15.

The square root of 70403001 is about 8390.6496172823. The cubic root of 70403001 is about 412.9179132822.

Adding to 70403001 its reverse (10030407), we get a palindrome (80433408).

The spelling of 70403001 in words is "seventy million, four hundred three thousand, one".