70569461 has 2 divisors, whose sum is σ = 70569462. Its totient is φ = 70569460.

The previous prime is 70569449. The next prime is 70569463. The reversal of 70569461 is 16496507.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 56175025 + 14394436 = 7495^2 + 3794^2 .

It is an emirp because it is prime and its reverse (16496507) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 70569461 - 2¹⁰ = 70568437 is a prime.

Together with 70569463, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (70569463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35284730 + 35284731.

It is an arithmetic number, because the mean of its divisors is an integer number (35284731).

Almost surely, 2^70569461 is an apocalyptic number.

It is an amenable number.

70569461 is a deficient number, since it is larger than the sum of its proper divisors (1).

70569461 is an equidigital number, since it uses as much as digits as its factorization.

70569461 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 45360, while the sum is 38.

The square root of 70569461 is about 8400.5631358856. The cubic root of 70569461 is about 413.2430898343.

The spelling of 70569461 in words is "seventy million, five hundred sixty-nine thousand, four hundred sixty-one".