1154049119 has 4 divisors (see below), whose sum is σ = 1157356200. Its totient is φ = 1150742040.

The previous prime is 1154049103. The next prime is 1154049137. The reversal of 1154049119 is 9119404511.

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 1154049119 - 2⁴ = 1154049103 is a prime.

It is a super-2 number, since 2×1154049119² = 2663658738129352322, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1154049019) 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, 1653017 + ... + 1653714.

It is an arithmetic number, because the mean of its divisors is an integer number (289339050).

Almost surely, 2^1154049119 is an apocalyptic number.

1154049119 is a deficient number, since it is larger than the sum of its proper divisors (3307081).

1154049119 is an equidigital number, since it uses as much as digits as its factorization.

1154049119 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3307080.

The product of its (nonzero) digits is 6480, while the sum is 35.

The square root of 1154049119 is about 33971.2984591405. The cubic root of 1154049119 is about 1048.9177417162.

The spelling of 1154049119 in words is "one billion, one hundred fifty-four million, forty-nine thousand, one hundred nineteen".