1421350654 has 8 divisors (see below), whose sum is σ = 2257439328. Its totient is φ = 668870880.

The previous prime is 1421350621. The next prime is 1421350687. The reversal of 1421350654 is 4560531241.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1421350621) and next prime (1421350687).

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20902182 + ... + 20902249.

It is an arithmetic number, because the mean of its divisors is an integer number (282179916).

Almost surely, 2^1421350654 is an apocalyptic number.

1421350654 is a deficient number, since it is larger than the sum of its proper divisors (836088674).

1421350654 is a wasteful number, since it uses less digits than its factorization.

1421350654 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41804450.

The product of its (nonzero) digits is 14400, while the sum is 31.

The square root of 1421350654 is about 37700.8044211261. The cubic root of 1421350654 is about 1124.3471185305.

Adding to 1421350654 its reverse (4560531241), we get a palindrome (5981881895).

The spelling of 1421350654 in words is "one billion, four hundred twenty-one million, three hundred fifty thousand, six hundred fifty-four".