66103737 has 8 divisors (see below), whose sum is σ = 100729536. Its totient is φ = 37773552.

The previous prime is 66103729. The next prime is 66103759. The reversal of 66103737 is 73730166.

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

It is not a de Polignac number, because 66103737 - 2³ = 66103729 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 66103698 and 66103707.

It is not an unprimeable number, because it can be changed into a prime (66103727) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1573878 + ... + 1573919.

It is an arithmetic number, because the mean of its divisors is an integer number (12591192).

Almost surely, 2^66103737 is an apocalyptic number.

It is an amenable number.

66103737 is a deficient number, since it is larger than the sum of its proper divisors (34625799).

66103737 is a wasteful number, since it uses less digits than its factorization.

66103737 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3147807.

The product of its (nonzero) digits is 15876, while the sum is 33.

The square root of 66103737 is about 8130.4204688319. The cubic root of 66103737 is about 404.3356215899.

The spelling of 66103737 in words is "sixty-six million, one hundred three thousand, seven hundred thirty-seven".