1154864025316 has 27 divisors (see below), whose sum is σ = 2088429500073. Its totient is φ = 558772934160.

The previous prime is 1154864025277. The next prime is 1154864025317. The reversal of 1154864025316 is 6135204684511.

The square root of 1154864025316 is 1074646.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 58018356900 + 1096845668416 = 240870^2 + 1047304^2 .

It is a Smith number, since the sum of its digits (46) coincides with the sum of the digits of its prime factors.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1154864025317) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 66619386 + ... + 66636718.

Almost surely, 2^{1154864025316} is an apocalyptic number.

1154864025316 is the 1074646-th square number.

It is an amenable number.

1154864025316 is a deficient number, since it is larger than the sum of its proper divisors (933565474757).

1154864025316 is an frugal number, since it uses more digits than its factorization.

1154864025316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34732 (or 17366 counting only the distinct ones).

The product of its (nonzero) digits is 691200, while the sum is 46.

The spelling of 1154864025316 in words is "one trillion, one hundred fifty-four billion, eight hundred sixty-four million, twenty-five thousand, three hundred sixteen".