741407861 has 2 divisors, whose sum is σ = 741407862. Its totient is φ = 741407860.

The previous prime is 741407857. The next prime is 741407867. The reversal of 741407861 is 168704147.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 407797636 + 333610225 = 20194^2 + 18265^2 .

It is an emirp because it is prime and its reverse (168704147) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 741407861 - 2² = 741407857 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (741407867) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 370703930 + 370703931.

It is an arithmetic number, because the mean of its divisors is an integer number (370703931).

Almost surely, 2^741407861 is an apocalyptic number.

It is an amenable number.

741407861 is a deficient number, since it is larger than the sum of its proper divisors (1).

741407861 is an equidigital number, since it uses as much as digits as its factorization.

741407861 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 37632, while the sum is 38.

The square root of 741407861 is about 27228.8057211476. The cubic root of 741407861 is about 905.0774171433.

The spelling of 741407861 in words is "seven hundred forty-one million, four hundred seven thousand, eight hundred sixty-one".