70513343 has 2 divisors, whose sum is σ = 70513344. Its totient is φ = 70513342.

The previous prime is 70513337. The next prime is 70513349. The reversal of 70513343 is 34331507.

It is a balanced prime because it is at equal distance from previous prime (70513337) and next prime (70513349).

It is a cyclic number.

It is not a de Polignac number, because 70513343 - 2⁴ = 70513327 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (70513349) 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, 35256671 + 35256672.

It is an arithmetic number, because the mean of its divisors is an integer number (35256672).

Almost surely, 2^70513343 is an apocalyptic number.

70513343 is a deficient number, since it is larger than the sum of its proper divisors (1).

70513343 is an equidigital number, since it uses as much as digits as its factorization.

70513343 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3780, while the sum is 26.

The square root of 70513343 is about 8397.2223383688. Note that the first 3 decimals coincide. The cubic root of 70513343 is about 413.1335215440.

The spelling of 70513343 in words is "seventy million, five hundred thirteen thousand, three hundred forty-three".