1154124320045 has 16 divisors (see below), whose sum is σ = 1467715768560. Its totient is φ = 868217954304.

The previous prime is 1154124319991. The next prime is 1154124320119. The reversal of 1154124320045 is 5400234214511.

It can be written as a sum of positive squares in 8 ways, for example, as 183668816356 + 970455503689 = 428566^2 + 985117^2 .

It is a cyclic number.

It is not a de Polignac number, because 1154124320045 - 2⁶ = 1154124319981 is a prime.

It is a super-2 number, since 2×1154124320045² (a number of 25 digits) contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1154124319993 and 1154124320020.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5917292 + ... + 6109221.

It is an arithmetic number, because the mean of its divisors is an integer number (91732235535).

Almost surely, 2^{1154124320045} is an apocalyptic number.

It is an amenable number.

1154124320045 is a deficient number, since it is larger than the sum of its proper divisors (313591448515).

1154124320045 is a wasteful number, since it uses less digits than its factorization.

1154124320045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12027664.

The product of its (nonzero) digits is 19200, while the sum is 32.

Adding to 1154124320045 its reverse (5400234214511), we get a palindrome (6554358534556).

The spelling of 1154124320045 in words is "one trillion, one hundred fifty-four billion, one hundred twenty-four million, three hundred twenty thousand, forty-five".