31401134 has 8 divisors (see below), whose sum is σ = 47150400. Its totient is φ = 15684336.

The previous prime is 31401133. The next prime is 31401151. The reversal of 31401134 is 43110413.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (31401133) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5534 + ... + 9665.

It is an arithmetic number, because the mean of its divisors is an integer number (5893800).

Almost surely, 2^31401134 is an apocalyptic number.

31401134 is a deficient number, since it is larger than the sum of its proper divisors (15749266).

31401134 is a wasteful number, since it uses less digits than its factorization.

31401134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16234.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 31401134 is about 5603.6714750242. The cubic root of 31401134 is about 315.4872244997.

Adding to 31401134 its reverse (43110413), we get a palindrome (74511547).

The spelling of 31401134 in words is "thirty-one million, four hundred one thousand, one hundred thirty-four".