5481350729 has 2 divisors, whose sum is σ = 5481350730. Its totient is φ = 5481350728.

The previous prime is 5481350671. The next prime is 5481350807. The reversal of 5481350729 is 9270531845.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4644695104 + 836655625 = 68152^2 + 28925^2 .

It is a cyclic number.

It is not a de Polignac number, because 5481350729 - 2²⁸ = 5212915273 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5481350729.

It is not a weakly prime, because it can be changed into another prime (5481350029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2740675364 + 2740675365.

It is an arithmetic number, because the mean of its divisors is an integer number (2740675365).

Almost surely, 2^5481350729 is an apocalyptic number.

It is an amenable number.

5481350729 is a deficient number, since it is larger than the sum of its proper divisors (1).

5481350729 is an equidigital number, since it uses as much as digits as its factorization.

5481350729 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 302400, while the sum is 44.

The square root of 5481350729 is about 74036.1447470085. The cubic root of 5481350729 is about 1763.1768046998.

The spelling of 5481350729 in words is "five billion, four hundred eighty-one million, three hundred fifty thousand, seven hundred twenty-nine".