5355551 has 2 divisors, whose sum is σ = 5355552. Its totient is φ = 5355550.

The previous prime is 5355503. The next prime is 5355563. The reversal of 5355551 is 1555535.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5355551 - 2⁶ = 5355487 is a prime.

It is equal to p₃₇₁₄₈₆ and since 5355551 and 371486 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5355151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2677775 + 2677776.

It is an arithmetic number, because the mean of its divisors is an integer number (2677776).

Almost surely, 2^5355551 is an apocalyptic number.

5355551 is a deficient number, since it is larger than the sum of its proper divisors (1).

5355551 is an equidigital number, since it uses as much as digits as its factorization.

5355551 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9375, while the sum is 29.

The square root of 5355551 is about 2314.2063434361. The cubic root of 5355551 is about 174.9583683281.

The spelling of 5355551 in words is "five million, three hundred fifty-five thousand, five hundred fifty-one".