1421483902 has 4 divisors (see below), whose sum is σ = 2132225856. Its totient is φ = 710741950.

The previous prime is 1421483891. The next prime is 1421483911. The reversal of 1421483902 is 2093841241.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2093841241 = 27793 ⋅75337.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 355370974 + ... + 355370977.

It is an arithmetic number, because the mean of its divisors is an integer number (533056464).

Almost surely, 2^1421483902 is an apocalyptic number.

1421483902 is a deficient number, since it is larger than the sum of its proper divisors (710741954).

1421483902 is an equidigital number, since it uses as much as digits as its factorization.

1421483902 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 710741953.

The product of its (nonzero) digits is 13824, while the sum is 34.

The square root of 1421483902 is about 37702.5715568580. The cubic root of 1421483902 is about 1124.3822523245.

The spelling of 1421483902 in words is "one billion, four hundred twenty-one million, four hundred eighty-three thousand, nine hundred two".