1077142 has 12 divisors (see below), whose sum is σ = 1776348. Its totient is φ = 489500.

The previous prime is 1077127. The next prime is 1077143. The reversal of 1077142 is 2417701.

It is a Harshad number since it is a multiple of its sum of digits (22).

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 pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1984 + ... + 2467.

It is an arithmetic number, because the mean of its divisors is an integer number (148029).

2^1077142 is an apocalyptic number.

1077142 is a deficient number, since it is larger than the sum of its proper divisors (699206).

1077142 is a wasteful number, since it uses less digits than its factorization.

1077142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4475 (or 4464 counting only the distinct ones).

The product of its (nonzero) digits is 392, while the sum is 22.

The square root of 1077142 is about 1037.8545177432. The cubic root of 1077142 is about 102.5079747910.

The spelling of 1077142 in words is "one million, seventy-seven thousand, one hundred forty-two".