1140511490 has 16 divisors (see below), whose sum is σ = 2060336952. Its totient is φ = 454556544.

The previous prime is 1140511441. The next prime is 1140511513. The reversal of 1140511490 is 941150411.

It can be written as a sum of positive squares in 4 ways, for example, as 818703769 + 321807721 = 28613^2 + 17939^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 203099 + ... + 208638.

Almost surely, 2^1140511490 is an apocalyptic number.

1140511490 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1140511490 is a deficient number, since it is larger than the sum of its proper divisors (919825462).

1140511490 is a wasteful number, since it uses less digits than its factorization.

1140511490 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 412021.

The product of its (nonzero) digits is 720, while the sum is 26.

The square root of 1140511490 is about 33771.4596960214. The cubic root of 1140511490 is about 1044.8001388192.

The spelling of 1140511490 in words is "one billion, one hundred forty million, five hundred eleven thousand, four hundred ninety".