70403363 has 4 divisors (see below), whose sum is σ = 71100528. Its totient is φ = 69706200.

The previous prime is 70403357. The next prime is 70403371. The reversal of 70403363 is 36330407.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 70403363 - 2¹⁸ = 70141219 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (70403323) 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, 348431 + ... + 348632.

It is an arithmetic number, because the mean of its divisors is an integer number (17775132).

Almost surely, 2^70403363 is an apocalyptic number.

70403363 is a deficient number, since it is larger than the sum of its proper divisors (697165).

70403363 is a wasteful number, since it uses less digits than its factorization.

70403363 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 697164.

The product of its (nonzero) digits is 4536, while the sum is 26.

The square root of 70403363 is about 8390.6711888859. The cubic root of 70403363 is about 412.9186209984.

The spelling of 70403363 in words is "seventy million, four hundred three thousand, three hundred sixty-three".