1421705374 has 4 divisors (see below), whose sum is σ = 2132558064. Its totient is φ = 710852686.

The previous prime is 1421705347. The next prime is 1421705401. The reversal of 1421705374 is 4735071241.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (1421705347) and next prime (1421705401).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 355426342 + ... + 355426345.

It is an arithmetic number, because the mean of its divisors is an integer number (533139516).

Almost surely, 2^1421705374 is an apocalyptic number.

1421705374 is a deficient number, since it is larger than the sum of its proper divisors (710852690).

1421705374 is an equidigital number, since it uses as much as digits as its factorization.

1421705374 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 710852689.

The product of its (nonzero) digits is 23520, while the sum is 34.

The square root of 1421705374 is about 37705.5085365521. The cubic root of 1421705374 is about 1124.4406434781.

The spelling of 1421705374 in words is "one billion, four hundred twenty-one million, seven hundred five thousand, three hundred seventy-four".