70387315147 has 2 divisors, whose sum is σ = 70387315148. Its totient is φ = 70387315146.

The previous prime is 70387315139. The next prime is 70387315157. The reversal of 70387315147 is 74151378307.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 70387315147 - 2³ = 70387315139 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 70387315097 and 70387315106.

It is not a weakly prime, because it can be changed into another prime (70387315157) 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, 35193657573 + 35193657574.

It is an arithmetic number, because the mean of its divisors is an integer number (35193657574).

Almost surely, 2^70387315147 is an apocalyptic number.

70387315147 is a deficient number, since it is larger than the sum of its proper divisors (1).

70387315147 is an equidigital number, since it uses as much as digits as its factorization.

70387315147 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 493920, while the sum is 46.

The spelling of 70387315147 in words is "seventy billion, three hundred eighty-seven million, three hundred fifteen thousand, one hundred forty-seven".