1152921319 has 8 divisors (see below), whose sum is σ = 1257978240. Its totient is φ = 1047905400.

The previous prime is 1152921281. The next prime is 1152921337. The reversal of 1152921319 is 9131292511.

It is a happy number.

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 1152921319 - 2⁷ = 1152921191 is a prime.

It is a super-2 number, since 2×1152921319² = 2658455135609399522, 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 (1152921379) 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, 103134 + ... + 113764.

It is an arithmetic number, because the mean of its divisors is an integer number (157247280).

Almost surely, 2^1152921319 is an apocalyptic number.

1152921319 is a deficient number, since it is larger than the sum of its proper divisors (105056921).

1152921319 is a wasteful number, since it uses less digits than its factorization.

1152921319 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20501.

The product of its digits is 4860, while the sum is 34.

The square root of 1152921319 is about 33954.6950950822. The cubic root of 1152921319 is about 1048.5759437305.

It can be divided in two parts, 115292 and 1319, that added together give a palindrome (116611).

The spelling of 1152921319 in words is "one billion, one hundred fifty-two million, nine hundred twenty-one thousand, three hundred nineteen".