43274277401 has 2 divisors, whose sum is σ = 43274277402. Its totient is φ = 43274277400.

The previous prime is 43274277251. The next prime is 43274277407. The reversal of 43274277401 is 10477247234.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 42549375625 + 724901776 = 206275^2 + 26924^2 .

It is a cyclic number.

It is not a de Polignac number, because 43274277401 - 2¹⁰ = 43274276377 is a prime.

It is not a weakly prime, because it can be changed into another prime (43274277407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21637138700 + 21637138701.

It is an arithmetic number, because the mean of its divisors is an integer number (21637138701).

Almost surely, 2^43274277401 is an apocalyptic number.

It is an amenable number.

43274277401 is a deficient number, since it is larger than the sum of its proper divisors (1).

43274277401 is an equidigital number, since it uses as much as digits as its factorization.

43274277401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 263424, while the sum is 41.

The spelling of 43274277401 in words is "forty-three billion, two hundred seventy-four million, two hundred seventy-seven thousand, four hundred one".