1101151245403 has 16 divisors (see below), whose sum is σ = 1207656172800. Its totient is φ = 995727206880.

The previous prime is 1101151245379. The next prime is 1101151245449. The reversal of 1101151245403 is 3045421511011.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1101151245403 - 2³⁷ = 963712291931 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1101151245703) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1200978 + ... + 1909096.

It is an arithmetic number, because the mean of its divisors is an integer number (75478510800).

Almost surely, 2^{1101151245403} is an apocalyptic number.

1101151245403 is a deficient number, since it is larger than the sum of its proper divisors (106504927397).

1101151245403 is a wasteful number, since it uses less digits than its factorization.

1101151245403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 708882.

The product of its (nonzero) digits is 2400, while the sum is 28.

Adding to 1101151245403 its reverse (3045421511011), we get a palindrome (4146572756414).

The spelling of 1101151245403 in words is "one trillion, one hundred one billion, one hundred fifty-one million, two hundred forty-five thousand, four hundred three".