701375561 has 4 divisors (see below), whose sum is σ = 718482324. Its totient is φ = 684268800.

The previous prime is 701375503. The next prime is 701375567. The reversal of 701375561 is 165573107.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 425184400 + 276191161 = 20620^2 + 16619^2 .

It is a cyclic number.

It is not a de Polignac number, because 701375561 - 2¹⁴ = 701359177 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (701375567) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8553320 + ... + 8553401.

It is an arithmetic number, because the mean of its divisors is an integer number (179620581).

Almost surely, 2^701375561 is an apocalyptic number.

It is an amenable number.

701375561 is a deficient number, since it is larger than the sum of its proper divisors (17106763).

701375561 is a wasteful number, since it uses less digits than its factorization.

701375561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17106762.

The product of its (nonzero) digits is 22050, while the sum is 35.

The square root of 701375561 is about 26483.4960116673. The cubic root of 701375561 is about 888.4852241038.

The spelling of 701375561 in words is "seven hundred one million, three hundred seventy-five thousand, five hundred sixty-one".