1140148514 has 16 divisors (see below), whose sum is σ = 1795608000. Its totient is φ = 542199504.

The previous prime is 1140148501. The next prime is 1140148517. The reversal of 1140148514 is 4158410411.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is not an unprimeable number, because it can be changed into a prime (1140148517) 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, 142814 + ... + 150585.

It is an arithmetic number, because the mean of its divisors is an integer number (112225500).

Almost surely, 2^1140148514 is an apocalyptic number.

1140148514 is a deficient number, since it is larger than the sum of its proper divisors (655459486).

1140148514 is a wasteful number, since it uses less digits than its factorization.

1140148514 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 293497.

The product of its (nonzero) digits is 2560, while the sum is 29.

The square root of 1140148514 is about 33766.0852631749. The cubic root of 1140148514 is about 1044.6892886678.

Adding to 1140148514 its reverse (4158410411), we get a palindrome (5298558925).

The spelling of 1140148514 in words is "one billion, one hundred forty million, one hundred forty-eight thousand, five hundred fourteen".