31132512141454 has 16 divisors (see below), whose sum is σ = 46810039451616. Its totient is φ = 15529209321600.

The previous prime is 31132512141397. The next prime is 31132512141461. The reversal of 31132512141454 is 45414121523113.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9489042 + ... + 12341269.

It is an arithmetic number, because the mean of its divisors is an integer number (2925627465726).

Almost surely, 2^{31132512141454} is an apocalyptic number.

31132512141454 is a deficient number, since it is larger than the sum of its proper divisors (15677527310162).

31132512141454 is a wasteful number, since it uses less digits than its factorization.

31132512141454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21832011.

The product of its digits is 57600, while the sum is 37.

Adding to 31132512141454 its reverse (45414121523113), we get a palindrome (76546633664567).

The spelling of 31132512141454 in words is "thirty-one trillion, one hundred thirty-two billion, five hundred twelve million, one hundred forty-one thousand, four hundred fifty-four".