1154540114 has 64 divisors (see below), whose sum is σ = 2194596096. Its totient is φ = 443418624.

The previous prime is 1154540071. The next prime is 1154540117. The reversal of 1154540114 is 4110454511.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is not an unprimeable number, because it can be changed into a prime (1154540117) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 889514 + ... + 890810.

It is an arithmetic number, because the mean of its divisors is an integer number (34290564).

Almost surely, 2^1154540114 is an apocalyptic number.

1154540114 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1154540114 is a deficient number, since it is larger than the sum of its proper divisors (1040055982).

1154540114 is a wasteful number, since it uses less digits than its factorization.

1154540114 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1459.

The product of its (nonzero) digits is 1600, while the sum is 26.

The square root of 1154540114 is about 33978.5243058023. The cubic root of 1154540114 is about 1049.0664760976.

Adding to 1154540114 its reverse (4110454511), we get a palindrome (5264994625).

The spelling of 1154540114 in words is "one billion, one hundred fifty-four million, five hundred forty thousand, one hundred fourteen".