1456816741 has 2 divisors, whose sum is σ = 1456816742. Its totient is φ = 1456816740.

The previous prime is 1456816733. The next prime is 1456816771. The reversal of 1456816741 is 1476186541.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1038450625 + 418366116 = 32225^2 + 20454^2 .

It is an emirp because it is prime and its reverse (1476186541) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1456816741 - 2³ = 1456816733 is a prime.

It is a super-2 number, since 2×1456816741² = 4244630033715722162, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1456816721) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 728408370 + 728408371.

It is an arithmetic number, because the mean of its divisors is an integer number (728408371).

Almost surely, 2^1456816741 is an apocalyptic number.

It is an amenable number.

1456816741 is a deficient number, since it is larger than the sum of its proper divisors (1).

1456816741 is an equidigital number, since it uses as much as digits as its factorization.

1456816741 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 161280, while the sum is 43.

The square root of 1456816741 is about 38168.2687713236. The cubic root of 1456816741 is about 1133.6221102552.

The spelling of 1456816741 in words is "one billion, four hundred fifty-six million, eight hundred sixteen thousand, seven hundred forty-one".