1066607371 has 8 divisors (see below), whose sum is σ = 1090799424. Its totient is φ = 1042658760.

The previous prime is 1066607363. The next prime is 1066607419. The reversal of 1066607371 is 1737066601.

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 1066607371 - 2³ = 1066607363 is a prime.

It is a super-2 number, since 2×1066607371² = 2275302567743063282, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1066607371.

It is not an unprimeable number, because it can be changed into a prime (1066607471) 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, 51985 + ... + 69538.

It is an arithmetic number, because the mean of its divisors is an integer number (136349928).

Almost surely, 2^1066607371 is an apocalyptic number.

1066607371 is a deficient number, since it is larger than the sum of its proper divisors (24192053).

1066607371 is a wasteful number, since it uses less digits than its factorization.

1066607371 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121721.

The product of its (nonzero) digits is 31752, while the sum is 37.

The square root of 1066607371 is about 32658.9554486974. The cubic root of 1066607371 is about 1021.7269766620.

The spelling of 1066607371 in words is "one billion, sixty-six million, six hundred seven thousand, three hundred seventy-one".