1141555514 has 32 divisors (see below), whose sum is σ = 1910056896. Its totient is φ = 507323520.

The previous prime is 1141555483. The next prime is 1141555517. The reversal of 1141555514 is 4155551411.

It is not an unprimeable number, because it can be changed into a prime (1141555517) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 199112 + ... + 204764.

It is an arithmetic number, because the mean of its divisors is an integer number (59689278).

Almost surely, 2^1141555514 is an apocalyptic number.

1141555514 is a deficient number, since it is larger than the sum of its proper divisors (768501382).

1141555514 is a wasteful number, since it uses less digits than its factorization.

1141555514 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5870.

The product of its digits is 10000, while the sum is 32.

The square root of 1141555514 is about 33786.9133541376. The cubic root of 1141555514 is about 1045.1188448736.

It can be divided in two parts, 1141 and 555514, that added together give a palindrome (556655).

The spelling of 1141555514 in words is "one billion, one hundred forty-one million, five hundred fifty-five thousand, five hundred fourteen".