401195010731 has 2 divisors, whose sum is σ = 401195010732. Its totient is φ = 401195010730.

The previous prime is 401195010707. The next prime is 401195010743. The reversal of 401195010731 is 137010591104.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 401195010731 - 2¹⁰ = 401195009707 is a prime.

It is a super-2 number, since 2×401195010731² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (401195012731) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 200597505365 + 200597505366.

It is an arithmetic number, because the mean of its divisors is an integer number (200597505366).

Almost surely, 2^401195010731 is an apocalyptic number.

401195010731 is a deficient number, since it is larger than the sum of its proper divisors (1).

401195010731 is an equidigital number, since it uses as much as digits as its factorization.

401195010731 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3780, while the sum is 32.

The spelling of 401195010731 in words is "four hundred one billion, one hundred ninety-five million, ten thousand, seven hundred thirty-one".