1025534145154 has 8 divisors (see below), whose sum is σ = 1546109853948. Its totient is φ = 510164193840.

The previous prime is 1025534145091. The next prime is 1025534145173. The reversal of 1025534145154 is 4515414355201.

It can be written as a sum of positive squares in 2 ways, for example, as 1024805954929 + 728190225 = 1012327^2 + 26985^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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 3 ways as a sum of consecutive naturals, for example, 1301438877 + ... + 1301439664.

Almost surely, 2^{1025534145154} is an apocalyptic number.

1025534145154 is a deficient number, since it is larger than the sum of its proper divisors (520575708794).

1025534145154 is a wasteful number, since it uses less digits than its factorization.

1025534145154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2602878740.

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

The spelling of 1025534145154 in words is "one trillion, twenty-five billion, five hundred thirty-four million, one hundred forty-five thousand, one hundred fifty-four".