1421650315 has 4 divisors (see below), whose sum is σ = 1705980384. Its totient is φ = 1137320248.

The previous prime is 1421650301. The next prime is 1421650331. The reversal of 1421650315 is 5130561241.

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

It is a cyclic number.

It is not a de Polignac number, because 1421650315 - 2⁵ = 1421650283 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 142165027 + ... + 142165036.

It is an arithmetic number, because the mean of its divisors is an integer number (426495096).

Almost surely, 2^1421650315 is an apocalyptic number.

1421650315 is a deficient number, since it is larger than the sum of its proper divisors (284330069).

1421650315 is an equidigital number, since it uses as much as digits as its factorization.

1421650315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 284330068.

The product of its (nonzero) digits is 3600, while the sum is 28.

The square root of 1421650315 is about 37704.7784107001. The cubic root of 1421650315 is about 1124.4261277241.

The spelling of 1421650315 in words is "one billion, four hundred twenty-one million, six hundred fifty thousand, three hundred fifteen".