1154318690745 has 72 divisors (see below), whose sum is σ = 2234654697600. Its totient is φ = 546653661120.

The previous prime is 1154318690731. The next prime is 1154318690773. The reversal of 1154318690745 is 5470968134511.

1154318690745 is a `hidden beast` number, since 1 + 1 + 5 + 431 + 86 + 90 + 7 + 45 = 666.

It is not a de Polignac number, because 1154318690745 - 2¹¹ = 1154318688697 is a prime.

It is a super-3 number, since 3×1154318690745³ (a number of 37 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1154318690691 and 1154318690700.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 284656 + ... + 1545854.

It is an arithmetic number, because the mean of its divisors is an integer number (31036870800).

Almost surely, 2^{1154318690745} is an apocalyptic number.

1154318690745 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1154318690745 is a deficient number, since it is larger than the sum of its proper divisors (1080336006855).

1154318690745 is a wasteful number, since it uses less digits than its factorization.

1154318690745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1261307 (or 1261261 counting only the distinct ones).

The product of its (nonzero) digits is 3628800, while the sum is 54.

The spelling of 1154318690745 in words is "one trillion, one hundred fifty-four billion, three hundred eighteen million, six hundred ninety thousand, seven hundred forty-five".