1154214532742 has 16 divisors (see below), whose sum is σ = 1806768033120. Its totient is φ = 551963282112.

The previous prime is 1154214532733. The next prime is 1154214532763. The reversal of 1154214532742 is 2472354124511.

It is a super-2 number, since 2×1154214532742² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1154214532742.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 697703 + ... + 1671890.

It is an arithmetic number, because the mean of its divisors is an integer number (112923002070).

Almost surely, 2^{1154214532742} is an apocalyptic number.

1154214532742 is a deficient number, since it is larger than the sum of its proper divisors (652553500378).

1154214532742 is a wasteful number, since it uses less digits than its factorization.

1154214532742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2380207.

The product of its digits is 268800, while the sum is 41.

The spelling of 1154214532742 in words is "one trillion, one hundred fifty-four billion, two hundred fourteen million, five hundred thirty-two thousand, seven hundred forty-two".