1421726038 has 4 divisors (see below), whose sum is σ = 2132589060. Its totient is φ = 710863018.

The previous prime is 1421726023. The next prime is 1421726041. The reversal of 1421726038 is 8306271241.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 8306271241 = 61 ⋅136168381.

It is a junction number, because it is equal to n+sod(n) for n = 1421725994 and 1421726012.

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 as a sum of consecutive naturals, namely, 355431508 + ... + 355431511.

It is an arithmetic number, because the mean of its divisors is an integer number (533147265).

Almost surely, 2^1421726038 is an apocalyptic number.

1421726038 is a deficient number, since it is larger than the sum of its proper divisors (710863022).

1421726038 is an equidigital number, since it uses as much as digits as its factorization.

1421726038 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 710863021.

The product of its (nonzero) digits is 16128, while the sum is 34.

The square root of 1421726038 is about 37705.7825538736. The cubic root of 1421726038 is about 1124.4460912381.

Adding to 1421726038 its reverse (8306271241), we get a palindrome (9727997279).

The spelling of 1421726038 in words is "one billion, four hundred twenty-one million, seven hundred twenty-six thousand, thirty-eight".