5515663403 has 2 divisors, whose sum is σ = 5515663404. Its totient is φ = 5515663402.

The previous prime is 5515663397. The next prime is 5515663411. The reversal of 5515663403 is 3043665155.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5515663403 - 2⁸ = 5515663147 is a prime.

It is not a weakly prime, because it can be changed into another prime (5515623403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2757831701 + 2757831702.

It is an arithmetic number, because the mean of its divisors is an integer number (2757831702).

Almost surely, 2^5515663403 is an apocalyptic number.

5515663403 is a deficient number, since it is larger than the sum of its proper divisors (1).

5515663403 is an equidigital number, since it uses as much as digits as its factorization.

5515663403 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 162000, while the sum is 38.

The square root of 5515663403 is about 74267.5124330955. The cubic root of 5515663403 is about 1766.8482542710.

The spelling of 5515663403 in words is "five billion, five hundred fifteen million, six hundred sixty-three thousand, four hundred three".