5142623 has 2 divisors, whose sum is σ = 5142624. Its totient is φ = 5142622.

The previous prime is 5142587. The next prime is 5142637. The reversal of 5142623 is 3262415.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5142623 - 2²⁰ = 4094047 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5142323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2571311 + 2571312.

It is an arithmetic number, because the mean of its divisors is an integer number (2571312).

Almost surely, 2^5142623 is an apocalyptic number.

5142623 is a deficient number, since it is larger than the sum of its proper divisors (1).

5142623 is an equidigital number, since it uses as much as digits as its factorization.

5142623 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1440, while the sum is 23.

The square root of 5142623 is about 2267.7352138202. The cubic root of 5142623 is about 172.6082552298.

The spelling of 5142623 in words is "five million, one hundred forty-two thousand, six hundred twenty-three".