701000040061 has 2 divisors, whose sum is σ = 701000040062. Its totient is φ = 701000040060.

The previous prime is 701000040029. The next prime is 701000040101. The reversal of 701000040061 is 160040000107.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 476091720036 + 224908320025 = 689994^2 + 474245^2 .

It is a cyclic number.

It is not a de Polignac number, because 701000040061 - 2⁵ = 701000040029 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (701000040011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 350500020030 + 350500020031.

It is an arithmetic number, because the mean of its divisors is an integer number (350500020031).

Almost surely, 2^701000040061 is an apocalyptic number.

It is an amenable number.

701000040061 is a deficient number, since it is larger than the sum of its proper divisors (1).

701000040061 is an equidigital number, since it uses as much as digits as its factorization.

701000040061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 168, while the sum is 19.

Adding to 701000040061 its reverse (160040000107), we get a palindrome (861040040168).

The spelling of 701000040061 in words is "seven hundred one billion, forty thousand, sixty-one".