718742029 has 2 divisors, whose sum is σ = 718742030. Its totient is φ = 718742028.

The previous prime is 718742021. The next prime is 718742041. The reversal of 718742029 is 920247817.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 388484100 + 330257929 = 19710^2 + 18173^2 .

It is a cyclic number.

It is not a de Polignac number, because 718742029 - 2³ = 718742021 is a prime.

It is a super-3 number, since 3×718742029³ (a number of 28 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 718741982 and 718742000.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (718742021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 359371014 + 359371015.

It is an arithmetic number, because the mean of its divisors is an integer number (359371015).

Almost surely, 2^718742029 is an apocalyptic number.

It is an amenable number.

718742029 is a deficient number, since it is larger than the sum of its proper divisors (1).

718742029 is an equidigital number, since it uses as much as digits as its factorization.

718742029 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 56448, while the sum is 40.

The square root of 718742029 is about 26809.3645765803. The cubic root of 718742029 is about 895.7586563824.

The spelling of 718742029 in words is "seven hundred eighteen million, seven hundred forty-two thousand, twenty-nine".