1141897419 has 20 divisors (see below), whose sum is σ = 1837014256. Its totient is φ = 702705456.

The previous prime is 1141897411. The next prime is 1141897423. The reversal of 1141897419 is 9147981411.

1141897419 is a `hidden beast` number, since 1 + 141 + 8 + 97 + 419 = 666.

It is not a de Polignac number, because 1141897419 - 2³ = 1141897411 is a prime.

It is a super-2 number, since 2×1141897419² = 2607859431037723122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1141897411) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 541159 + ... + 543264.

Almost surely, 2^1141897419 is an apocalyptic number.

1141897419 is a deficient number, since it is larger than the sum of its proper divisors (695116837).

1141897419 is a wasteful number, since it uses less digits than its factorization.

1141897419 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1084448 (or 1084439 counting only the distinct ones).

The product of its digits is 72576, while the sum is 45.

The square root of 1141897419 is about 33791.9727006282. The cubic root of 1141897419 is about 1045.2231749407.

It can be divided in two parts, 1141897 and 419, that added together give a triangular number (1142316 = T₁₅₁₁).

The spelling of 1141897419 in words is "one billion, one hundred forty-one million, eight hundred ninety-seven thousand, four hundred nineteen".