70013329 has 2 divisors, whose sum is σ = 70013330. Its totient is φ = 70013328.

The previous prime is 70013297. The next prime is 70013341. The reversal of 70013329 is 92331007.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 65173329 + 4840000 = 8073^2 + 2200^2 .

It is a cyclic number.

It is not a de Polignac number, because 70013329 - 2⁵ = 70013297 is a prime.

It is not a weakly prime, because it can be changed into another prime (70013369) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35006664 + 35006665.

It is an arithmetic number, because the mean of its divisors is an integer number (35006665).

Almost surely, 2^70013329 is an apocalyptic number.

It is an amenable number.

70013329 is a deficient number, since it is larger than the sum of its proper divisors (1).

70013329 is an equidigital number, since it uses as much as digits as its factorization.

70013329 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1134, while the sum is 25.

The square root of 70013329 is about 8367.3967875320. The cubic root of 70013329 is about 412.1546867073.

The spelling of 70013329 in words is "seventy million, thirteen thousand, three hundred twenty-nine".