5515630451 has 2 divisors, whose sum is σ = 5515630452. Its totient is φ = 5515630450.

The previous prime is 5515630427. The next prime is 5515630469. The reversal of 5515630451 is 1540365155.

5515630451 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5515630451 - 2²⁶ = 5448521587 is a prime.

It is not a weakly prime, because it can be changed into another prime (5515630651) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2757815225 + 2757815226.

It is an arithmetic number, because the mean of its divisors is an integer number (2757815226).

Almost surely, 2^5515630451 is an apocalyptic number.

5515630451 is a deficient number, since it is larger than the sum of its proper divisors (1).

5515630451 is an equidigital number, since it uses as much as digits as its factorization.

5515630451 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 45000, while the sum is 35.

The square root of 5515630451 is about 74267.2905860985. The cubic root of 5515630451 is about 1766.8447357278.

The spelling of 5515630451 in words is "five billion, five hundred fifteen million, six hundred thirty thousand, four hundred fifty-one".