361072397461 has 2 divisors, whose sum is σ = 361072397462. Its totient is φ = 361072397460.

The previous prime is 361072397423. The next prime is 361072397473. The reversal of 361072397461 is 164793270163.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 306395460900 + 54676936561 = 553530^2 + 233831^2 .

It is an emirp because it is prime and its reverse (164793270163) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 361072397461 - 2¹⁷ = 361072266389 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (361072395461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 180536198730 + 180536198731.

It is an arithmetic number, because the mean of its divisors is an integer number (180536198731).

Almost surely, 2^361072397461 is an apocalyptic number.

It is an amenable number.

361072397461 is a deficient number, since it is larger than the sum of its proper divisors (1).

361072397461 is an equidigital number, since it uses as much as digits as its factorization.

361072397461 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1143072, while the sum is 49.

The spelling of 361072397461 in words is "three hundred sixty-one billion, seventy-two million, three hundred ninety-seven thousand, four hundred sixty-one".