379121461 has 2 divisors, whose sum is σ = 379121462. Its totient is φ = 379121460.

The previous prime is 379121453. The next prime is 379121513. The reversal of 379121461 is 164121973.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 297562500 + 81558961 = 17250^2 + 9031^2 .

It is a cyclic number.

It is not a de Polignac number, because 379121461 - 2³ = 379121453 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (379121261) 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, 189560730 + 189560731.

It is an arithmetic number, because the mean of its divisors is an integer number (189560731).

Almost surely, 2^379121461 is an apocalyptic number.

It is an amenable number.

379121461 is a deficient number, since it is larger than the sum of its proper divisors (1).

379121461 is an equidigital number, since it uses as much as digits as its factorization.

379121461 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9072, while the sum is 34.

The square root of 379121461 is about 19471.0416002843. The cubic root of 379121461 is about 723.7570210401.

It can be divided in two parts, 3791 and 21461, that added together give a palindrome (25252).

The spelling of 379121461 in words is "three hundred seventy-nine million, one hundred twenty-one thousand, four hundred sixty-one".