1421302023 has 12 divisors (see below), whose sum is σ = 2103065328. Its totient is φ = 924423840.

The previous prime is 1421302019. The next prime is 1421302027. The reversal of 1421302023 is 3202031241.

It is an interprime number because it is at equal distance from previous prime (1421302019) and next prime (1421302027).

It is not a de Polignac number, because 1421302023 - 2² = 1421302019 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1421301987 and 1421302005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1421302027) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1925515 + ... + 1926252.

It is an arithmetic number, because the mean of its divisors is an integer number (175255444).

Almost surely, 2^1421302023 is an apocalyptic number.

1421302023 is a deficient number, since it is larger than the sum of its proper divisors (681763305).

1421302023 is a wasteful number, since it uses less digits than its factorization.

1421302023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3851814 (or 3851811 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 1421302023 is about 37700.1594558962. The cubic root of 1421302023 is about 1124.3342953405.

Adding to 1421302023 its reverse (3202031241), we get a palindrome (4623333264).

The spelling of 1421302023 in words is "one billion, four hundred twenty-one million, three hundred two thousand, twenty-three".