740411711861 has 2 divisors, whose sum is σ = 740411711862. Its totient is φ = 740411711860.

The previous prime is 740411711843. The next prime is 740411711869. The reversal of 740411711861 is 168117114047.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 470719488100 + 269692223761 = 686090^2 + 519319^2 .

It is an emirp because it is prime and its reverse (168117114047) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 740411711861 - 2¹⁸ = 740411449717 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (740411711869) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 370205855930 + 370205855931.

It is an arithmetic number, because the mean of its divisors is an integer number (370205855931).

Almost surely, 2^740411711861 is an apocalyptic number.

It is an amenable number.

740411711861 is a deficient number, since it is larger than the sum of its proper divisors (1).

740411711861 is an equidigital number, since it uses as much as digits as its factorization.

740411711861 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 37632, while the sum is 41.

The spelling of 740411711861 in words is "seven hundred forty billion, four hundred eleven million, seven hundred eleven thousand, eight hundred sixty-one".