1099152869 has 8 divisors (see below), whose sum is σ = 1166115840. Its totient is φ = 1033101216.

The previous prime is 1099152863. The next prime is 1099152871. The reversal of 1099152869 is 9682519901.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1099152869 - 2¹⁶ = 1099087333 is a prime.

It is a super-2 number, since 2×1099152869² = 2416274058861862322, 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 (1099152863) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 225344 + ... + 230169.

It is an arithmetic number, because the mean of its divisors is an integer number (145764480).

Almost surely, 2^1099152869 is an apocalyptic number.

1099152869 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

1099152869 is a deficient number, since it is larger than the sum of its proper divisors (66962971).

1099152869 is a wasteful number, since it uses less digits than its factorization.

1099152869 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 455659.

The product of its (nonzero) digits is 349920, while the sum is 50.

The square root of 1099152869 is about 33153.4744634706. The cubic root of 1099152869 is about 1032.0150545272.

The spelling of 1099152869 in words is "one billion, ninety-nine million, one hundred fifty-two thousand, eight hundred sixty-nine".