1214520531454 has 16 divisors (see below), whose sum is σ = 1966539993120. Its totient is φ = 560828070880.

The previous prime is 1214520531379. The next prime is 1214520531463. The reversal of 1214520531454 is 4541350254121.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 455216257 + ... + 455218924.

It is an arithmetic number, because the mean of its divisors is an integer number (122908749570).

Almost surely, 2^{1214520531454} is an apocalyptic number.

1214520531454 is a deficient number, since it is larger than the sum of its proper divisors (752019461666).

1214520531454 is a wasteful number, since it uses less digits than its factorization.

1214520531454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 910435235.

The product of its (nonzero) digits is 96000, while the sum is 37.

Adding to 1214520531454 its reverse (4541350254121), we get a palindrome (5755870785575).

The spelling of 1214520531454 in words is "one trillion, two hundred fourteen billion, five hundred twenty million, five hundred thirty-one thousand, four hundred fifty-four".