5129261 has 2 divisors, whose sum is σ = 5129262. Its totient is φ = 5129260.

The previous prime is 5129249. The next prime is 5129279. The reversal of 5129261 is 1629215.

5129261 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4141225 + 988036 = 2035^2 + 994^2 .

It is a cyclic number.

It is not a de Polignac number, because 5129261 - 2⁶ = 5129197 is a prime.

It is a super-2 number, since 2×5129261² = 52618636812242, which contains 22 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5129261.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5128261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2564630 + 2564631.

It is an arithmetic number, because the mean of its divisors is an integer number (2564631).

Almost surely, 2^5129261 is an apocalyptic number.

It is an amenable number.

5129261 is a deficient number, since it is larger than the sum of its proper divisors (1).

5129261 is an equidigital number, since it uses as much as digits as its factorization.

5129261 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1080, while the sum is 26.

The square root of 5129261 is about 2264.7871864703. The cubic root of 5129261 is about 172.4586304211.

It can be divided in two parts, 512 and 9261, that multiplied together give a cube (4741632 = 168³).

The spelling of 5129261 in words is "five million, one hundred twenty-nine thousand, two hundred sixty-one".