1143135135454 has 16 divisors (see below), whose sum is σ = 1955226612528. Its totient is φ = 496565488512.

The previous prime is 1143135135361. The next prime is 1143135135487. The reversal of 1143135135454 is 4545315313411.

It is a super-2 number, since 2×1143135135454² (a number of 25 digits) contains 22 as substring.

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, 1293138852 + ... + 1293139735.

It is an arithmetic number, because the mean of its divisors is an integer number (122201663283).

Almost surely, 2^{1143135135454} is an apocalyptic number.

1143135135454 is a deficient number, since it is larger than the sum of its proper divisors (812091477074).

1143135135454 is a wasteful number, since it uses less digits than its factorization.

1143135135454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2586278619.

The product of its digits is 216000, while the sum is 40.

The spelling of 1143135135454 in words is "one trillion, one hundred forty-three billion, one hundred thirty-five million, one hundred thirty-five thousand, four hundred fifty-four".