5149721341 has 2 divisors, whose sum is σ = 5149721342. Its totient is φ = 5149721340.

The previous prime is 5149721327. The next prime is 5149721387. The reversal of 5149721341 is 1431279415.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3400056100 + 1749665241 = 58310^2 + 41829^2 .

It is a cyclic number.

It is not a de Polignac number, because 5149721341 - 2¹¹ = 5149719293 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5149721341.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5149721041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2574860670 + 2574860671.

It is an arithmetic number, because the mean of its divisors is an integer number (2574860671).

Almost surely, 2^5149721341 is an apocalyptic number.

It is an amenable number.

5149721341 is a deficient number, since it is larger than the sum of its proper divisors (1).

5149721341 is an equidigital number, since it uses as much as digits as its factorization.

5149721341 is an evil number, because the sum of its binary digits is even.

The product of its digits is 30240, while the sum is 37.

The square root of 5149721341 is about 71761.5589365226. The cubic root of 5149721341 is about 1726.8763553565.

The spelling of 5149721341 in words is "five billion, one hundred forty-nine million, seven hundred twenty-one thousand, three hundred forty-one".