1421035401 has 8 divisors (see below), whose sum is σ = 1899216064. Its totient is φ = 945105840.

The previous prime is 1421035379. The next prime is 1421035439. The reversal of 1421035401 is 1045301241.

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

It is a de Polignac number, because none of the positive numbers 2^k-1421035401 is a prime.

It is a super-2 number, since 2×1421035401² = 4038683221790461602, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1421035471) 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, 561301 + ... + 563826.

It is an arithmetic number, because the mean of its divisors is an integer number (237402008).

Almost surely, 2^1421035401 is an apocalyptic number.

It is an amenable number.

1421035401 is a deficient number, since it is larger than the sum of its proper divisors (478180663).

1421035401 is a wasteful number, since it uses less digits than its factorization.

1421035401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1125551.

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 1421035401 is about 37696.6232042076. The cubic root of 1421035401 is about 1124.2639863327.

Adding to 1421035401 its reverse (1045301241), we get a palindrome (2466336642).

The spelling of 1421035401 in words is "one billion, four hundred twenty-one million, thirty-five thousand, four hundred one".