70054247 has 2 divisors, whose sum is σ = 70054248. Its totient is φ = 70054246.

The previous prime is 70054219. The next prime is 70054279. The reversal of 70054247 is 74245007.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 70054247 - 2¹² = 70050151 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (70054217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35027123 + 35027124.

It is an arithmetic number, because the mean of its divisors is an integer number (35027124).

Almost surely, 2^70054247 is an apocalyptic number.

70054247 is a deficient number, since it is larger than the sum of its proper divisors (1).

70054247 is an equidigital number, since it uses as much as digits as its factorization.

70054247 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7840, while the sum is 29.

The square root of 70054247 is about 8369.8415158233. The cubic root of 70054247 is about 412.2349631412.

The spelling of 70054247 in words is "seventy million, fifty-four thousand, two hundred forty-seven".