1077147 has 12 divisors (see below), whose sum is σ = 1609920. Its totient is φ = 693168.

The previous prime is 1077143. The next prime is 1077161. The reversal of 1077147 is 7417701.

It is not a de Polignac number, because 1077147 - 2² = 1077143 is a prime.

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 1077147.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1077143) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1803 + ... + 2324.

It is an arithmetic number, because the mean of its divisors is an integer number (134160).

2^1077147 is an apocalyptic number.

1077147 is a deficient number, since it is larger than the sum of its proper divisors (532773).

1077147 is a wasteful number, since it uses less digits than its factorization.

1077147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4162 (or 4159 counting only the distinct ones).

The product of its (nonzero) digits is 1372, while the sum is 27.

The square root of 1077147 is about 1037.8569265559. The cubic root of 1077147 is about 102.5081334018.

The spelling of 1077147 in words is "one million, seventy-seven thousand, one hundred forty-seven".