5405238899 has 2 divisors, whose sum is σ = 5405238900. Its totient is φ = 5405238898.

The previous prime is 5405238889. The next prime is 5405238911. The reversal of 5405238899 is 9988325045.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5405238899 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5405238899.

It is not a weakly prime, because it can be changed into another prime (5405238889) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2702619449 + 2702619450.

It is an arithmetic number, because the mean of its divisors is an integer number (2702619450).

Almost surely, 2^5405238899 is an apocalyptic number.

5405238899 is a deficient number, since it is larger than the sum of its proper divisors (1).

5405238899 is an equidigital number, since it uses as much as digits as its factorization.

5405238899 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3110400, while the sum is 53.

The square root of 5405238899 is about 73520.3298346791. The cubic root of 5405238899 is about 1754.9778163499.

The spelling of 5405238899 in words is "five billion, four hundred five million, two hundred thirty-eight thousand, eight hundred ninety-nine".