1010691 has 32 divisors (see below), whose sum is σ = 1693440. Its totient is φ = 590400.

The previous prime is 1010687. The next prime is 1010717. The reversal of 1010691 is 1960101.

1010691 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1010691 - 2² = 1010687 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1010671) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12136 + ... + 12218.

It is an arithmetic number, because the mean of its divisors is an integer number (52920).

2^1010691 is an apocalyptic number.

1010691 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1010691 is a deficient number, since it is larger than the sum of its proper divisors (682749).

1010691 is a wasteful number, since it uses less digits than its factorization.

1010691 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144 (or 138 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 18.

The square root of 1010691 is about 1005.3312886805. The cubic root of 1010691 is about 100.3551041842.

Adding to 1010691 its reverse (1960101), we get a palindrome (2970792).

It can be divided in two parts, 10 and 10691, that added together give a palindrome (10701).

The spelling of 1010691 in words is "one million, ten thousand, six hundred ninety-one".