1421483903 has 8 divisors (see below), whose sum is σ = 1655205408. Its totient is φ = 1195425504.

The previous prime is 1421483891. The next prime is 1421483911. The reversal of 1421483903 is 3093841241.

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

It is not a de Polignac number, because 1421483903 - 2⁴ = 1421483887 is a prime.

It is a super-2 number, since 2×1421483903² = 4041232972976226818, 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 (1421483983) 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, 1915376 + ... + 1916117.

It is an arithmetic number, because the mean of its divisors is an integer number (206900676).

Almost surely, 2^1421483903 is an apocalyptic number.

1421483903 is a deficient number, since it is larger than the sum of its proper divisors (233721505).

1421483903 is an equidigital number, since it uses as much as digits as its factorization.

1421483903 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3831553.

The product of its (nonzero) digits is 20736, while the sum is 35.

The square root of 1421483903 is about 37702.5715701197. The cubic root of 1421483903 is about 1124.3822525882.

The spelling of 1421483903 in words is "one billion, four hundred twenty-one million, four hundred eighty-three thousand, nine hundred three".