70710061 has 2 divisors, whose sum is σ = 70710062. Its totient is φ = 70710060.

The previous prime is 70710053. The next prime is 70710083. The reversal of 70710061 is 16001707.

It is an a-pointer prime, because the next prime (70710083) can be obtained adding 70710061 to its sum of digits (22).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 50324836 + 20385225 = 7094^2 + 4515^2 .

It is a cyclic number.

It is not a de Polignac number, because 70710061 - 2³ = 70710053 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (70710011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35355030 + 35355031.

It is an arithmetic number, because the mean of its divisors is an integer number (35355031).

Almost surely, 2^70710061 is an apocalyptic number.

It is an amenable number.

70710061 is a deficient number, since it is larger than the sum of its proper divisors (1).

70710061 is an equidigital number, since it uses as much as digits as its factorization.

70710061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 294, while the sum is 22.

The square root of 70710061 is about 8408.9274583623. The cubic root of 70710061 is about 413.5173512193.

Adding to 70710061 its reverse (16001707), we get a palindrome (86711768).

The spelling of 70710061 in words is "seventy million, seven hundred ten thousand, sixty-one".