1420421250134 has 48 divisors (see below), whose sum is σ = 2248236587520. Its totient is φ = 671786148000.

The previous prime is 1420421250107. The next prime is 1420421250139. The reversal of 1420421250134 is 4310521240241.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1420421250097 and 1420421250106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1420421250139) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 577640597 + ... + 577643055.

It is an arithmetic number, because the mean of its divisors is an integer number (46838262240).

Almost surely, 2^{1420421250134} is an apocalyptic number.

1420421250134 is a deficient number, since it is larger than the sum of its proper divisors (827815337386).

1420421250134 is a wasteful number, since it uses less digits than its factorization.

1420421250134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3917 (or 3816 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 29.

Adding to 1420421250134 its reverse (4310521240241), we get a palindrome (5730942490375).

The spelling of 1420421250134 in words is "one trillion, four hundred twenty billion, four hundred twenty-one million, two hundred fifty thousand, one hundred thirty-four".