1421362263 has 8 divisors (see below), whose sum is σ = 1895673088. Its totient is φ = 947313144.

The previous prime is 1421362249. The next prime is 1421362273. The reversal of 1421362263 is 3622631241.

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

It is not a de Polignac number, because 1421362263 - 2⁴ = 1421362247 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1421362263.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1421362223) 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, 52381 + ... + 74742.

It is an arithmetic number, because the mean of its divisors is an integer number (236959136).

Almost surely, 2^1421362263 is an apocalyptic number.

1421362263 is a deficient number, since it is larger than the sum of its proper divisors (474310825).

1421362263 is a wasteful number, since it uses less digits than its factorization.

1421362263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130853.

The product of its digits is 10368, while the sum is 30.

The square root of 1421362263 is about 37700.9583830438. The cubic root of 1421362263 is about 1124.3501795884.

The spelling of 1421362263 in words is "one billion, four hundred twenty-one million, three hundred sixty-two thousand, two hundred sixty-three".