5375450491 has 2 divisors, whose sum is σ = 5375450492. Its totient is φ = 5375450490.

The previous prime is 5375450471. The next prime is 5375450593. The reversal of 5375450491 is 1940545735.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5375450491 - 2⁵ = 5375450459 is a prime.

It is not a weakly prime, because it can be changed into another prime (5375450441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2687725245 + 2687725246.

It is an arithmetic number, because the mean of its divisors is an integer number (2687725246).

Almost surely, 2^5375450491 is an apocalyptic number.

5375450491 is a deficient number, since it is larger than the sum of its proper divisors (1).

5375450491 is an equidigital number, since it uses as much as digits as its factorization.

5375450491 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 378000, while the sum is 43.

The square root of 5375450491 is about 73317.4637518238. The cubic root of 5375450491 is about 1751.7479667889.

The spelling of 5375450491 in words is "five billion, three hundred seventy-five million, four hundred fifty thousand, four hundred ninety-one".