1421434102 has 16 divisors (see below), whose sum is σ = 2343743424. Its totient is φ = 641173000.

The previous prime is 1421434057. The next prime is 1421434151. The reversal of 1421434102 is 2014341241.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 243724 + ... + 249487.

It is an arithmetic number, because the mean of its divisors is an integer number (146483964).

Almost surely, 2^1421434102 is an apocalyptic number.

1421434102 is a deficient number, since it is larger than the sum of its proper divisors (922309322).

1421434102 is a wasteful number, since it uses less digits than its factorization.

1421434102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 493355.

The product of its (nonzero) digits is 768, while the sum is 22.

The square root of 1421434102 is about 37701.9111186688. The cubic root of 1421434102 is about 1124.3691217056.

Adding to 1421434102 its reverse (2014341241), we get a palindrome (3435775343).

The spelling of 1421434102 in words is "one billion, four hundred twenty-one million, four hundred thirty-four thousand, one hundred two".