1153440014 has 16 divisors (see below), whose sum is σ = 1758620160. Its totient is φ = 567271320.

The previous prime is 1153439999. The next prime is 1153440017. The reversal of 1153440014 is 4100443511.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1153440017) 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, 53087 + ... + 71589.

It is an arithmetic number, because the mean of its divisors is an integer number (109913760).

Almost surely, 2^1153440014 is an apocalyptic number.

1153440014 is a deficient number, since it is larger than the sum of its proper divisors (605180146).

1153440014 is a wasteful number, since it uses less digits than its factorization.

1153440014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19015.

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 1153440014 is about 33962.3322815145. The cubic root of 1153440014 is about 1048.7331702893.

Adding to 1153440014 its reverse (4100443511), we get a palindrome (5253883525).

The spelling of 1153440014 in words is "one billion, one hundred fifty-three million, four hundred forty thousand, fourteen".