31103400530453 has 32 divisors (see below), whose sum is σ = 34683905507328. Its totient is φ = 27759149107200.

The previous prime is 31103400530407. The next prime is 31103400530471. The reversal of 31103400530453 is 35403500430113.

It is a cyclic number.

It is not a de Polignac number, because 31103400530453 - 2¹⁰ = 31103400529429 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (31103400530053) 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, 24314348 + ... + 25561578.

It is an arithmetic number, because the mean of its divisors is an integer number (1083872047104).

Almost surely, 2^{31103400530453} is an apocalyptic number.

It is an amenable number.

31103400530453 is a deficient number, since it is larger than the sum of its proper divisors (3580504976875).

31103400530453 is a wasteful number, since it uses less digits than its factorization.

31103400530453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1248293.

The product of its (nonzero) digits is 32400, while the sum is 32.

Adding to 31103400530453 its reverse (35403500430113), we get a palindrome (66506900960566).

The spelling of 31103400530453 in words is "thirty-one trillion, one hundred three billion, four hundred million, five hundred thirty thousand, four hundred fifty-three".