70401017 has 2 divisors, whose sum is σ = 70401018. Its totient is φ = 70401016.

The previous prime is 70400989. The next prime is 70401043. The reversal of 70401017 is 71010407.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 70291456 + 109561 = 8384^2 + 331^2 .

It is a cyclic number.

It is not a de Polignac number, because 70401017 - 2¹⁶ = 70335481 is a prime.

It is equal to p_4140272 and since 70401017 and 4140272 have the same sum of digits, it is a Honaker prime.

It is a self number, because there is not a number n which added to its sum of digits gives 70401017.

It is not a weakly prime, because it can be changed into another prime (70401077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35200508 + 35200509.

It is an arithmetic number, because the mean of its divisors is an integer number (35200509).

Almost surely, 2^70401017 is an apocalyptic number.

It is an amenable number.

70401017 is a deficient number, since it is larger than the sum of its proper divisors (1).

70401017 is an equidigital number, since it uses as much as digits as its factorization.

70401017 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 196, while the sum is 20.

The square root of 70401017 is about 8390.5313896082. The cubic root of 70401017 is about 412.9140344852.

The spelling of 70401017 in words is "seventy million, four hundred one thousand, seventeen".