709740541 has 2 divisors, whose sum is σ = 709740542. Its totient is φ = 709740540.

The previous prime is 709740517. The next prime is 709740547. The reversal of 709740541 is 145047907.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 643383225 + 66357316 = 25365^2 + 8146^2 .

It is a cyclic number.

It is not a de Polignac number, because 709740541 - 2¹⁵ = 709707773 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 709740541.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (709740547) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 354870270 + 354870271.

It is an arithmetic number, because the mean of its divisors is an integer number (354870271).

Almost surely, 2^709740541 is an apocalyptic number.

It is an amenable number.

709740541 is a deficient number, since it is larger than the sum of its proper divisors (1).

709740541 is an equidigital number, since it uses as much as digits as its factorization.

709740541 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 35280, while the sum is 37.

The square root of 709740541 is about 26640.9560826934. The cubic root of 709740541 is about 892.0034574762.

The spelling of 709740541 in words is "seven hundred nine million, seven hundred forty thousand, five hundred forty-one".