5605958251 has 2 divisors, whose sum is σ = 5605958252. Its totient is φ = 5605958250.

The previous prime is 5605958221. The next prime is 5605958257. The reversal of 5605958251 is 1528595065.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5605958251 - 2⁷ = 5605958123 is a prime.

It is not a weakly prime, because it can be changed into another prime (5605958257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2802979125 + 2802979126.

It is an arithmetic number, because the mean of its divisors is an integer number (2802979126).

Almost surely, 2^5605958251 is an apocalyptic number.

5605958251 is a deficient number, since it is larger than the sum of its proper divisors (1).

5605958251 is an equidigital number, since it uses as much as digits as its factorization.

5605958251 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 540000, while the sum is 46.

The square root of 5605958251 is about 74872.9473908968. The cubic root of 5605958251 is about 1776.4375844077.

The spelling of 5605958251 in words is "five billion, six hundred five million, nine hundred fifty-eight thousand, two hundred fifty-one".