1141764101 has 4 divisors (see below), whose sum is σ = 1142433900. Its totient is φ = 1141094304.

The previous prime is 1141764089. The next prime is 1141764121. The reversal of 1141764101 is 1014671411.

It is a Cunningham number, because it is equal to 33790²+1.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1014671411 = 13 ⋅78051647.

It can be written as a sum of positive squares in 2 ways, for example, as 214622500 + 927141601 = 14650^2 + 30449^2 .

It is a cyclic number.

It is not a de Polignac number, because 1141764101 - 2²⁶ = 1074655237 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1141764121) 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 3 ways as a sum of consecutive naturals, for example, 332336 + ... + 335753.

It is an arithmetic number, because the mean of its divisors is an integer number (285608475).

Almost surely, 2^1141764101 is an apocalyptic number.

It is an amenable number.

1141764101 is a deficient number, since it is larger than the sum of its proper divisors (669799).

1141764101 is an equidigital number, since it uses as much as digits as its factorization.

1141764101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 669798.

The product of its (nonzero) digits is 672, while the sum is 26.

The square root of 1141764101 is about 33790.0000147973. Note that the first 4 decimals coincide. The cubic root of 1141764101 is about 1045.1824963052.

The spelling of 1141764101 in words is "one billion, one hundred forty-one million, seven hundred sixty-four thousand, one hundred one".