631102 has 4 divisors (see below), whose sum is σ = 946656. Its totient is φ = 315550.

The previous prime is 631061. The next prime is 631121. The reversal of 631102 is 201136.

631102 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

631102 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 157774 + ... + 157777.

It is an arithmetic number, because the mean of its divisors is an integer number (236664).

2⁶³¹¹⁰² is an apocalyptic number.

631102 is a deficient number, since it is larger than the sum of its proper divisors (315554).

631102 is a wasteful number, since it uses less digits than its factorization.

631102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 315553.

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 631102 is about 794.4192847609. The cubic root of 631102 is about 85.7761439718.

Adding to 631102 its reverse (201136), we get a palindrome (832238).

The spelling of 631102 in words is "six hundred thirty-one thousand, one hundred two".