740706913 has 2 divisors, whose sum is σ = 740706914. Its totient is φ = 740706912.

The previous prime is 740706907. The next prime is 740706929. The reversal of 740706913 is 319607047.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 740275264 + 431649 = 27208^2 + 657^2 .

It is an emirp because it is prime and its reverse (319607047) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-740706913 is a prime.

It is not a weakly prime, because it can be changed into another prime (740716913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 370353456 + 370353457.

It is an arithmetic number, because the mean of its divisors is an integer number (370353457).

Almost surely, 2^740706913 is an apocalyptic number.

It is an amenable number.

740706913 is a deficient number, since it is larger than the sum of its proper divisors (1).

740706913 is an equidigital number, since it uses as much as digits as its factorization.

740706913 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 31752, while the sum is 37.

The square root of 740706913 is about 27215.9312352159. The cubic root of 740706913 is about 904.7920985963.

The spelling of 740706913 in words is "seven hundred forty million, seven hundred six thousand, nine hundred thirteen".