69660313 has 2 divisors, whose sum is σ = 69660314. Its totient is φ = 69660312.

The previous prime is 69660299. The next prime is 69660329. The reversal of 69660313 is 31306696.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 54937744 + 14722569 = 7412^2 + 3837^2 .

It is a cyclic number.

It is not a de Polignac number, because 69660313 - 2¹⁷ = 69529241 is a prime.

It is not a weakly prime, because it can be changed into another prime (69660013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34830156 + 34830157.

It is an arithmetic number, because the mean of its divisors is an integer number (34830157).

Almost surely, 2^69660313 is an apocalyptic number.

It is an amenable number.

69660313 is a deficient number, since it is larger than the sum of its proper divisors (1).

69660313 is an equidigital number, since it uses as much as digits as its factorization.

69660313 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17496, while the sum is 34.

The square root of 69660313 is about 8346.2753968462. The cubic root of 69660313 is about 411.4608072862.

It can be divided in two parts, 696 and 60313, that added together give a square (61009 = 247²).

The spelling of 69660313 in words is "sixty-nine million, six hundred sixty thousand, three hundred thirteen".