1146886381 has 8 divisors (see below), whose sum is σ = 1159845120. Its totient is φ = 1133977152.

The previous prime is 1146886331. The next prime is 1146886393. The reversal of 1146886381 is 1836886411.

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 1146886381 - 2⁷ = 1146886253 is a prime.

It is a super-2 number, since 2×1146886381² = 2630696741846554322, 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 (1146886331) 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, 35236 + ... + 59458.

It is an arithmetic number, because the mean of its divisors is an integer number (144980640).

Almost surely, 2^1146886381 is an apocalyptic number.

It is an amenable number.

1146886381 is a deficient number, since it is larger than the sum of its proper divisors (12958739).

1146886381 is a wasteful number, since it uses less digits than its factorization.

1146886381 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24755.

The product of its digits is 221184, while the sum is 46.

The square root of 1146886381 is about 33865.7109920935. The cubic root of 1146886381 is about 1046.7431605397.

The spelling of 1146886381 in words is "one billion, one hundred forty-six million, eight hundred eighty-six thousand, three hundred eighty-one".