6551190403 has 2 divisors, whose sum is σ = 6551190404. Its totient is φ = 6551190402.

The previous prime is 6551190353. The next prime is 6551190421. The reversal of 6551190403 is 3040911556.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6551190403 - 2⁹ = 6551189891 is a prime.

It is not a weakly prime, because it can be changed into another prime (6551190433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3275595201 + 3275595202.

It is an arithmetic number, because the mean of its divisors is an integer number (3275595202).

Almost surely, 2^6551190403 is an apocalyptic number.

6551190403 is a deficient number, since it is larger than the sum of its proper divisors (1).

6551190403 is an equidigital number, since it uses as much as digits as its factorization.

6551190403 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16200, while the sum is 34.

The square root of 6551190403 is about 80939.4242813723. The cubic root of 6551190403 is about 1871.1419719856.

The spelling of 6551190403 in words is "six billion, five hundred fifty-one million, one hundred ninety thousand, four hundred three".