874148461 has 2 divisors, whose sum is σ = 874148462. Its totient is φ = 874148460.

The previous prime is 874148453. The next prime is 874148489. The reversal of 874148461 is 164841478.

It is a happy number.

874148461 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 581533225 + 292615236 = 24115^2 + 17106^2 .

It is a cyclic number.

It is not a de Polignac number, because 874148461 - 2³ = 874148453 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (874148491) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 437074230 + 437074231.

It is an arithmetic number, because the mean of its divisors is an integer number (437074231).

Almost surely, 2^874148461 is an apocalyptic number.

It is an amenable number.

874148461 is a deficient number, since it is larger than the sum of its proper divisors (1).

874148461 is an equidigital number, since it uses as much as digits as its factorization.

874148461 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 172032, while the sum is 43.

The square root of 874148461 is about 29566.0017756882. The cubic root of 874148461 is about 956.1552172505.

The spelling of 874148461 in words is "eight hundred seventy-four million, one hundred forty-eight thousand, four hundred sixty-one".