5042551 has 2 divisors, whose sum is σ = 5042552. Its totient is φ = 5042550.

The previous prime is 5042539. The next prime is 5042563. The reversal of 5042551 is 1552405.

It is a balanced prime because it is at equal distance from previous prime (5042539) and next prime (5042563).

It is a cyclic number.

It is not a de Polignac number, because 5042551 - 2⁷ = 5042423 is a prime.

5042551 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5082551) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2521275 + 2521276.

It is an arithmetic number, because the mean of its divisors is an integer number (2521276).

Almost surely, 2^5042551 is an apocalyptic number.

5042551 is a deficient number, since it is larger than the sum of its proper divisors (1).

5042551 is an equidigital number, since it uses as much as digits as its factorization.

5042551 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1000, while the sum is 22.

The square root of 5042551 is about 2245.5625130466. The cubic root of 5042551 is about 171.4812996862.

Adding to 5042551 its reverse (1552405), we get a palindrome (6594956).

The spelling of 5042551 in words is "five million, forty-two thousand, five hundred fifty-one".