401270047517 has 2 divisors, whose sum is σ = 401270047518. Its totient is φ = 401270047516.

The previous prime is 401270047501. The next prime is 401270047523. The reversal of 401270047517 is 715740072104.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 393165366841 + 8104680676 = 627029^2 + 90026^2 .

It is a cyclic number.

It is not a de Polignac number, because 401270047517 - 2⁴ = 401270047501 is a prime.

It is a super-2 number, since 2×401270047517² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (401270047117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 200635023758 + 200635023759.

It is an arithmetic number, because the mean of its divisors is an integer number (200635023759).

Almost surely, 2^401270047517 is an apocalyptic number.

It is an amenable number.

401270047517 is a deficient number, since it is larger than the sum of its proper divisors (1).

401270047517 is an equidigital number, since it uses as much as digits as its factorization.

401270047517 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 54880, while the sum is 38.

The spelling of 401270047517 in words is "four hundred one billion, two hundred seventy million, forty-seven thousand, five hundred seventeen".