1146302231 has 8 divisors (see below), whose sum is σ = 1243335744. Its totient is φ = 1052558080.

The previous prime is 1146302203. The next prime is 1146302251. The reversal of 1146302231 is 1322036411.

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 1146302231 - 2²² = 1142107927 is a prime.

It is a super-2 number, since 2×1146302231² = 2628017609591154722, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1146302197 and 1146302206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1146302251) 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, 821615 + ... + 823008.

It is an arithmetic number, because the mean of its divisors is an integer number (155416968).

Almost surely, 2^1146302231 is an apocalyptic number.

1146302231 is a deficient number, since it is larger than the sum of its proper divisors (97033513).

1146302231 is a wasteful number, since it uses less digits than its factorization.

1146302231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1644681.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 1146302231 is about 33857.0853884383. The cubic root of 1146302231 is about 1046.5654158596.

Adding to 1146302231 its reverse (1322036411), we get a palindrome (2468338642).

The spelling of 1146302231 in words is "one billion, one hundred forty-six million, three hundred two thousand, two hundred thirty-one".