1213464858 has 8 divisors (see below), whose sum is σ = 2426929728. Its totient is φ = 404488284.

The previous prime is 1213464793. The next prime is 1213464869. The reversal of 1213464858 is 8584643121.

It is a happy number.

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

1213464858 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 101122066 + ... + 101122077.

It is an arithmetic number, because the mean of its divisors is an integer number (303366216).

Almost surely, 2^1213464858 is an apocalyptic number.

1213464858 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1213464858 is a wasteful number, since it uses less digits than its factorization.

1213464858 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 202244148.

The product of its digits is 184320, while the sum is 42.

The square root of 1213464858 is about 34834.8224912945. The cubic root of 1213464858 is about 1066.6183915435.

The spelling of 1213464858 in words is "one billion, two hundred thirteen million, four hundred sixty-four thousand, eight hundred fifty-eight".