11130033554 has 4 divisors (see below), whose sum is σ = 16695050334. Its totient is φ = 5565016776.

The previous prime is 11130033457. The next prime is 11130033611. The reversal of 11130033554 is 45533003111.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 9871416025 + 1258617529 = 99355^2 + 35477^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2782508387 + ... + 2782508390.

Almost surely, 2^11130033554 is an apocalyptic number.

11130033554 is a deficient number, since it is larger than the sum of its proper divisors (5565016780).

11130033554 is an equidigital number, since it uses as much as digits as its factorization.

11130033554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5565016779.

The product of its (nonzero) digits is 2700, while the sum is 26.

Adding to 11130033554 its reverse (45533003111), we get a palindrome (56663036665).

The spelling of 11130033554 in words is "eleven billion, one hundred thirty million, thirty-three thousand, five hundred fifty-four".