1421123086 has 8 divisors (see below), whose sum is σ = 2134283544. Its totient is φ = 709695240.

The previous prime is 1421123051. The next prime is 1421123087. The reversal of 1421123086 is 6803211241.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1421123087) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 431100 + ... + 434383.

It is an arithmetic number, because the mean of its divisors is an integer number (266785443).

Almost surely, 2^1421123086 is an apocalyptic number.

1421123086 is a deficient number, since it is larger than the sum of its proper divisors (713160458).

1421123086 is an equidigital number, since it uses as much as digits as its factorization.

1421123086 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 866306.

The product of its (nonzero) digits is 2304, while the sum is 28.

The square root of 1421123086 is about 37697.7862214746. The cubic root of 1421123086 is about 1124.2871100963.

The spelling of 1421123086 in words is "one billion, four hundred twenty-one million, one hundred twenty-three thousand, eighty-six".