1420263122 has 8 divisors (see below), whose sum is σ = 2165319372. Its totient is φ = 698490000.

The previous prime is 1420263121. The next prime is 1420263127. The reversal of 1420263122 is 2213620241.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1151991481 + 268271641 = 33941^2 + 16379^2 .

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

It is not an unprimeable number, because it can be changed into a prime (1420263121) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5820629 + ... + 5820872.

Almost surely, 2^1420263122 is an apocalyptic number.

1420263122 is a deficient number, since it is larger than the sum of its proper divisors (745056250).

1420263122 is a wasteful number, since it uses less digits than its factorization.

1420263122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11641564.

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 1420263122 is about 37686.3784675577. The cubic root of 1420263122 is about 1124.0602844403.

Adding to 1420263122 its reverse (2213620241), we get a palindrome (3633883363).

The spelling of 1420263122 in words is "one billion, four hundred twenty million, two hundred sixty-three thousand, one hundred twenty-two".