1141212019 has 4 divisors (see below), whose sum is σ = 1142280640. Its totient is φ = 1140143400.

The previous prime is 1141212013. The next prime is 1141212049. The reversal of 1141212019 is 9102121411.

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

It is a cyclic number.

It is not a de Polignac number, because 1141212019 - 2⁵ = 1141211987 is a prime.

It is a super-3 number, since 3×1141212019³ (a number of 28 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1141212013) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 532707 + ... + 534844.

It is an arithmetic number, because the mean of its divisors is an integer number (285570160).

Almost surely, 2^1141212019 is an apocalyptic number.

1141212019 is a deficient number, since it is larger than the sum of its proper divisors (1068621).

1141212019 is a wasteful number, since it uses less digits than its factorization.

1141212019 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1068620.

The product of its (nonzero) digits is 144, while the sum is 22.

The square root of 1141212019 is about 33781.8297165799. The cubic root of 1141212019 is about 1045.0140086490.

The spelling of 1141212019 in words is "one billion, one hundred forty-one million, two hundred twelve thousand, nineteen".