70550413 has 2 divisors, whose sum is σ = 70550414. Its totient is φ = 70550412.

The previous prime is 70550411. The next prime is 70550429. The reversal of 70550413 is 31405507.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 70509609 + 40804 = 8397^2 + 202^2 .

It is a cyclic number.

It is not a de Polignac number, because 70550413 - 2¹ = 70550411 is a prime.

Together with 70550411, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (70550411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35275206 + 35275207.

It is an arithmetic number, because the mean of its divisors is an integer number (35275207).

Almost surely, 2^70550413 is an apocalyptic number.

It is an amenable number.

70550413 is a deficient number, since it is larger than the sum of its proper divisors (1).

70550413 is an equidigital number, since it uses as much as digits as its factorization.

70550413 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2100, while the sum is 25.

The square root of 70550413 is about 8399.4293258530. The cubic root of 70550413 is about 413.2059058428.

The spelling of 70550413 in words is "seventy million, five hundred fifty thousand, four hundred thirteen".