70775401 has 2 divisors, whose sum is σ = 70775402. Its totient is φ = 70775400.

The previous prime is 70775363. The next prime is 70775417. The reversal of 70775401 is 10457707.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 41615401 + 29160000 = 6451^2 + 5400^2 .

It is a cyclic number.

It is not a de Polignac number, because 70775401 - 2⁷ = 70775273 is a prime.

It is not a weakly prime, because it can be changed into another prime (70775461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35387700 + 35387701.

It is an arithmetic number, because the mean of its divisors is an integer number (35387701).

Almost surely, 2^70775401 is an apocalyptic number.

It is an amenable number.

70775401 is a deficient number, since it is larger than the sum of its proper divisors (1).

70775401 is an equidigital number, since it uses as much as digits as its factorization.

70775401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6860, while the sum is 31.

The square root of 70775401 is about 8412.8117178503. The cubic root of 70775401 is about 413.6446829605.

The spelling of 70775401 in words is "seventy million, seven hundred seventy-five thousand, four hundred one".