66953341 has 8 divisors (see below), whose sum is σ = 82404224. Its totient is φ = 52974000.

The previous prime is 66953329. The next prime is 66953353. The reversal of 66953341 is 14335966.

It is an interprime number because it is at equal distance from previous prime (66953329) and next prime (66953353).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 66953341 - 2²¹ = 64856189 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 66953341.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66953311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 367785 + ... + 367966.

It is an arithmetic number, because the mean of its divisors is an integer number (10300528).

Almost surely, 2^66953341 is an apocalyptic number.

It is an amenable number.

66953341 is a deficient number, since it is larger than the sum of its proper divisors (15450883).

66953341 is a wasteful number, since it uses less digits than its factorization.

66953341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 735771.

The product of its digits is 58320, while the sum is 37.

The square root of 66953341 is about 8182.5021234339. The cubic root of 66953341 is about 406.0605056759.

The spelling of 66953341 in words is "sixty-six million, nine hundred fifty-three thousand, three hundred forty-one".