1146231658 has 64 divisors (see below), whose sum is σ = 2184094080. Its totient is φ = 443232000.

The previous prime is 1146231643. The next prime is 1146231661. The reversal of 1146231658 is 8561326411.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 198208 + ... + 203908.

It is an arithmetic number, because the mean of its divisors is an integer number (34126470).

Almost surely, 2^1146231658 is an apocalyptic number.

1146231658 is a deficient number, since it is larger than the sum of its proper divisors (1037862422).

1146231658 is a wasteful number, since it uses less digits than its factorization.

1146231658 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5783.

The product of its digits is 34560, while the sum is 37.

The square root of 1146231658 is about 33856.0431533279. The cubic root of 1146231658 is about 1046.5439378774.

It can be divided in two parts, 114623 and 1658, that added together give a square (116281 = 341²).

The spelling of 1146231658 in words is "one billion, one hundred forty-six million, two hundred thirty-one thousand, six hundred fifty-eight".