5125949 has 2 divisors, whose sum is σ = 5125950. Its totient is φ = 5125948.

The previous prime is 5125933. The next prime is 5125951. The reversal of 5125949 is 9495215.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3115225 + 2010724 = 1765^2 + 1418^2 .

It is a cyclic number.

It is not a de Polignac number, because 5125949 - 2⁴ = 5125933 is a prime.

Together with 5125951, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5125919) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2562974 + 2562975.

It is an arithmetic number, because the mean of its divisors is an integer number (2562975).

Almost surely, 2^5125949 is an apocalyptic number.

It is an amenable number.

5125949 is a deficient number, since it is larger than the sum of its proper divisors (1).

5125949 is an equidigital number, since it uses as much as digits as its factorization.

5125949 is an evil number, because the sum of its binary digits is even.

The product of its digits is 16200, while the sum is 35.

The square root of 5125949 is about 2264.0558738688. The cubic root of 5125949 is about 172.4215031775.

The spelling of 5125949 in words is "five million, one hundred twenty-five thousand, nine hundred forty-nine".