1154056163 has 8 divisors (see below), whose sum is σ = 1246522368. Its totient is φ = 1062117504.

The previous prime is 1154056157. The next prime is 1154056201. The reversal of 1154056163 is 3616504511.

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

It is a cyclic number.

It is not a de Polignac number, because 1154056163 - 2¹⁶ = 1153990627 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1154056103) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 127331 + ... + 136092.

It is an arithmetic number, because the mean of its divisors is an integer number (155815296).

Almost surely, 2^1154056163 is an apocalyptic number.

1154056163 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1154056163 is a deficient number, since it is larger than the sum of its proper divisors (92466205).

1154056163 is a wasteful number, since it uses less digits than its factorization.

1154056163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 263773.

The product of its (nonzero) digits is 10800, while the sum is 32.

The square root of 1154056163 is about 33971.4021347368. The cubic root of 1154056163 is about 1048.9198758141.

The spelling of 1154056163 in words is "one billion, one hundred fifty-four million, fifty-six thousand, one hundred sixty-three".