1052154155434 has 16 divisors (see below), whose sum is σ = 1616772971016. Its totient is φ = 513230598400.

The previous prime is 1052154155411. The next prime is 1052154155471. The reversal of 1052154155434 is 4345514512501.

It can be written as a sum of positive squares in 4 ways, for example, as 841613586025 + 210540569409 = 917395^2 + 458847^2 .

It is a super-2 number, since 2×1052154155434² (a number of 25 digits) contains 22 as substring.

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, 2865894 + ... + 3212110.

Almost surely, 2^{1052154155434} is an apocalyptic number.

1052154155434 is a deficient number, since it is larger than the sum of its proper divisors (564618815582).

1052154155434 is a wasteful number, since it uses less digits than its factorization.

1052154155434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 383321.

The product of its (nonzero) digits is 240000, while the sum is 40.

Adding to 1052154155434 its reverse (4345514512501), we get a palindrome (5397668667935).

The spelling of 1052154155434 in words is "one trillion, fifty-two billion, one hundred fifty-four million, one hundred fifty-five thousand, four hundred thirty-four".