5305720919 has 2 divisors, whose sum is σ = 5305720920. Its totient is φ = 5305720918.

The previous prime is 5305720909. The next prime is 5305720933. The reversal of 5305720919 is 9190275035.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5305720919 - 2⁸ = 5305720663 is a prime.

It is a super-2 number, since 2×5305720919² = 56301348940628409122, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5305720909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2652860459 + 2652860460.

It is an arithmetic number, because the mean of its divisors is an integer number (2652860460).

Almost surely, 2^5305720919 is an apocalyptic number.

5305720919 is a deficient number, since it is larger than the sum of its proper divisors (1).

5305720919 is an equidigital number, since it uses as much as digits as its factorization.

5305720919 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 85050, while the sum is 41.

The square root of 5305720919 is about 72840.3797285544. The cubic root of 5305720919 is about 1744.1405026618.

The spelling of 5305720919 in words is "five billion, three hundred five million, seven hundred twenty thousand, nine hundred nineteen".