70745803 has 2 divisors, whose sum is σ = 70745804. Its totient is φ = 70745802.

The previous prime is 70745783. The next prime is 70745809. The reversal of 70745803 is 30854707.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 70745803 - 2⁹ = 70745291 is a prime.

It is a super-2 number, since 2×70745803² = 10009937284229618, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (70745809) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35372901 + 35372902.

It is an arithmetic number, because the mean of its divisors is an integer number (35372902).

Almost surely, 2^70745803 is an apocalyptic number.

70745803 is a deficient number, since it is larger than the sum of its proper divisors (1).

70745803 is an equidigital number, since it uses as much as digits as its factorization.

70745803 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23520, while the sum is 34.

The square root of 70745803 is about 8411.0524311765. The cubic root of 70745803 is about 413.5870133832.

The spelling of 70745803 in words is "seventy million, seven hundred forty-five thousand, eight hundred three".