31141104 has 40 divisors (see below), whose sum is σ = 81972432. Its totient is φ = 10183680.

The previous prime is 31141079. The next prime is 31141109. The reversal of 31141104 is 40114113.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (31141109) 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, 3577 + ... + 8664.

Almost surely, 2^31141104 is an apocalyptic number.

It is an amenable number.

31141104 is an abundant number, since it is smaller than the sum of its proper divisors (50831328).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

31141104 is a wasteful number, since it uses less digits than its factorization.

31141104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12305 (or 12299 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 15.

The square root of 31141104 is about 5580.4214894576. The cubic root of 31141104 is about 314.6139690391.

Adding to 31141104 its reverse (40114113), we get a palindrome (71255217).

The spelling of 31141104 in words is "thirty-one million, one hundred forty-one thousand, one hundred four".