741989917 has 2 divisors, whose sum is σ = 741989918. Its totient is φ = 741989916.

The previous prime is 741989891. The next prime is 741989933. The reversal of 741989917 is 719989147.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 655667236 + 86322681 = 25606^2 + 9291^2 .

It is an emirp because it is prime and its reverse (719989147) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 741989917 - 2⁷ = 741989789 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (741980917) 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, 370994958 + 370994959.

It is an arithmetic number, because the mean of its divisors is an integer number (370994959).

Almost surely, 2^741989917 is an apocalyptic number.

It is an amenable number.

741989917 is a deficient number, since it is larger than the sum of its proper divisors (1).

741989917 is an equidigital number, since it uses as much as digits as its factorization.

741989917 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1143072, while the sum is 55.

The square root of 741989917 is about 27239.4918638362. The cubic root of 741989917 is about 905.3142044635.

It can be divided in two parts, 7419 and 89917, that added together give a cube (97336 = 46³).

The spelling of 741989917 in words is "seven hundred forty-one million, nine hundred eighty-nine thousand, nine hundred seventeen".