52452709 has 2 divisors, whose sum is σ = 52452710. Its totient is φ = 52452708.

The previous prime is 52452703. The next prime is 52452731. The reversal of 52452709 is 90725425.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 47568609 + 4884100 = 6897^2 + 2210^2 .

It is a cyclic number.

It is not a de Polignac number, because 52452709 - 2¹³ = 52444517 is a prime.

It is equal to p_3139279 and since 52452709 and 3139279 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 (52452703) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26226354 + 26226355.

It is an arithmetic number, because the mean of its divisors is an integer number (26226355).

Almost surely, 2^52452709 is an apocalyptic number.

It is an amenable number.

52452709 is a deficient number, since it is larger than the sum of its proper divisors (1).

52452709 is an equidigital number, since it uses as much as digits as its factorization.

52452709 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25200, while the sum is 34.

The square root of 52452709 is about 7242.4242488272. The cubic root of 52452709 is about 374.3311550256.

The spelling of 52452709 in words is "fifty-two million, four hundred fifty-two thousand, seven hundred nine".