1454131213533 has 24 divisors (see below), whose sum is σ = 2162161791608. Its totient is φ = 941041815552.

The previous prime is 1454131213511. The next prime is 1454131213559. The reversal of 1454131213533 is 3353121314541.

1454131213533 is a `hidden beast` number, since 1 + 4 + 541 + 31 + 21 + 35 + 33 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 210375416889 + 1243755796644 = 458667^2 + 1115238^2 .

It is not a de Polignac number, because 1454131213533 - 2¹⁴ = 1454131197149 is a prime.

It is a super-2 number, since 2×1454131213533² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1454131213133) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4898260 + ... + 5186637.

Almost surely, 2^{1454131213533} is an apocalyptic number.

It is an amenable number.

1454131213533 is a deficient number, since it is larger than the sum of its proper divisors (708030578075).

1454131213533 is a wasteful number, since it uses less digits than its factorization.

1454131213533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10085373 (or 10085370 counting only the distinct ones).

The product of its digits is 64800, while the sum is 36.

The spelling of 1454131213533 in words is "one trillion, four hundred fifty-four billion, one hundred thirty-one million, two hundred thirteen thousand, five hundred thirty-three".